20Product: How Linkedin Does Product Reviews, A Post-Mortem on Stories, Linkedin Messenger and Spam & Why the Data Advantage in AI is Diminishing with Tomer Cohen, CPO @ Linkedin

26 May 2023 · 46 min

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Podcast Summary: The Twenty Minute VC (20VC) - Episode with Tomer Cohen, CPO @ LinkedIn

Episode Details

  • Episode Title: 20Product: How LinkedIn Does Product Reviews, A Post-Mortem on Stories, LinkedIn Messenger and Spam & Why the Data Advantage in AI is Diminishing
  • Guest: Tomer Cohen, Chief Product Officer at LinkedIn

Key Themes Discussed

  1. Tomer Cohen's Journey
  2. Transition from Israeli military and chip design to becoming CPO at LinkedIn.
  3. Key mentorship from Reid Hoffman, co-founder of LinkedIn, influencing his career.
  4. Recognition of the importance of building and problem-solving in technology.
  1. Product Development: Art vs. Science
  2. Cohen discusses the balance between creativity (art) and data-driven decision-making (science) in product management.
  3. Emphasis on the necessity of a combination of vision, creativity, and intuition alongside scientific methods.
  4. AI's role in shaping the future of product management and the necessity for product leaders to keep updated with AI developments.
  1. Evaluation of LinkedIn's Current Products
  2. Analysis of LinkedIn's "feed," "stories," and "messaging" features.
  3. Insights on the performance of the "feed" and why "stories" did not meet expectations; it was found that users did not want ephemeral content but rather content that adds to their professional identity.
  4. Ongoing efforts to manage spam issues in LinkedIn Messenger and the complexities involved.
  1. AI’s Impact on Product Development
  2. Cohen views current AI advancements as the most significant technological shift.
  3. Discussion on whether startups or established companies will dominate the AI landscape; recognition that both have unique advantages and challenges.
  4. The diminishing data advantage in AI development as more general models like ChatGPT access broader datasets.

Key Insights & Takeaways

  • Product Reviews:
  • Cohen's approach to product reviews emphasizes collaborative feedback within teams to refine products.
  • Weekly product reviews to assess major projects, focusing on clarity of objectives and actionable feedback.
  • Decision-Making with Data:
  • Importance of defining success metrics prior to product launch to gauge performance accurately.
  • The distinction between adoption rates and actual product retention being critical for long-term success.
  • Challenges in Product Development:
  • Acknowledgment of the inherent difficulty in balancing trust and growth within LinkedIn's platform.
  • Reflections on past product failures, such as the "instant articles" feature, highlighting the need for adaptability based on user feedback.
  • Future of AI:
  • Discussion on AI reshaping industries and necessitating new skill sets among product teams.
  • The implication of AI not being deterministic, leading to a shift in how product leaders should guide their teams.

Quotes from the Episode

  • On AI's Influence: "With AI, you don’t control the experience. You give the guidelines, but the AI learns on its own."
  • On Product Management: "Your ability to be exponentially successful is learning how LinkedIn works—think more holistically about the experience."

Conclusion The episode offers a deep dive into Tomer Cohen's experiences and insights as CPO at LinkedIn, discussing the blend of creativity and data in product management, reflections on successful and unsuccessful products, and the overarching impact of AI on the industry. The conversation serves as a rich resource for both aspiring and current product leaders seeking to navigate the evolving digital landscape.

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Transcript

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0:00If you ask me a couple of years ago, I would have told you that data is everything in AI. What's happening right now is technologies like GIPETE are always betraying on all public data. The whole idea of the whole pre -train is one of the biggest infection point of this technology. It's always trained on every available public information out there. The data advantage that used to exist I think is getting diminished. This is 20 product with me Harry Stabbings. Now 20 product is the show where we sit down with the best CPO's in the world to reveal how they build products and product teams. Now today I'm thrilled to be joined by Toma Cohen, CPO at LinkedIn.

0:37Since joining in 2012, Toma has served in several leadership roles, helping launch and scale new innovative member and customer experiences. Prior to LinkedIn, Toma worked as an entrepreneur with Greylock Partners and founded a company in the Personal CRM space. But before we dive into the show today, this episode is brought to you by Linear. Let's be honest, the issue tracker you are using today, it's not very helpful. Well, linear is different, it's incredibly fast, beautifully designed and it comes with powerful workflows. There's Dreamline your entire product development process. From issue tracking, all the way to managing product road maps.

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2:25Go ahead and add your suggestions for 20 VC guests on our Miroboard at Miro .com for slash 2 .0 VC. And finally, did you know that 90 % of information processed by the brain is visual, and with Canva, it's never been easier. Canva empowers teams to design impactful documents, websites, videos and presentations. There were all clients and colleagues with no design experience needed. Teams of all sizes can design together, from anywhere on any device, and you can start designing to stay for free. What will you design today at Canva .com? You don't need any design experience, there are hundreds of thousands of free templates and a huge content library.

3:03And that's why the largest teams trust Canva. It's used by 85 % of Fortune 500 companies, whether you're a team of 2 or 2 ,000 Canva empowers teams everywhere to create that best work together. What will you design today? Start designing for free at Canva .com. What? Chilo. You have now arrived at your destination. Toma, I am so excited for this. I've spoken just so many of your friends before, so I know an incredible amount about you, and I'm ready, so thank you so much for joining me today. I'm excited to be here. I'm a big friend of the show, and I'm excited to be on it. That is very, very kind, but I'm fascinated.

3:42CPR linked him one of my favorite products. How did you come to BCPR linked in, Tomah? Ever since I was a kid, I love building. I love every aspect of building. I love the entire cycle. I love the problem solving side. I love the design side, technology side. I joined it to LinkedIn was actually very special one. So I became a LinkedIn fan long before I joined the company. I came to the VAL in 2008. I went to a lecture at a Stanford Engineering School. It was about social networks. This is 2008, Social Networks are a big deal. They're not as big as the R2Day, they're like the hot topic. All the big founders of Social Networks that you can think about were there.

4:16And it was all the rage. The hottest topic was Facebook time spent on the internet. Onstage, there was more of an older founder. His name was Reed Hoffman. This is where I got to meet Reed for the first time. Reed talked about the power of online professional communities and how it can create economic opportunities. The first time I heard it and it deeply resonated with me. The idea that a professional community becomes a powerful growth engine for the economy just inspired me on a whole new level. And over time, Read Himself became a personal mentor of mine. And it was only several years later, I had a conversation with who back then was the CPO of LinkedIn.

4:52And this was early mobile days and I came from a startup. And if you came from a startup in the valley, it was all about mobile. And larger companies were still trying to deal with this mobile thing that was happening. And he asked me, he said, how would you rebuild LinkedIn as a mobile product? I was excited to share my thoughts. And then he said instead of talking about it, how about you come and build it? And the rest is history. I joined the company 2012. And in 2020, I became the CPU myself. So it came full circle since then. I do have to ask you and I ask quite unfair questions because they're generic.

5:22But I'm fascinated on this one always, which is like when we think about product state, especially given your experience working kind of within semiconductors, within consumer and then also like income and LinkedIn style. Do you think product is more an art or a science and if you want to put numbers on it attach it to them. Where would you put it, Thomas? I heard you ask this question on the previous podcast I listened to and I must say credit some tension for me because I think it's impossible to delineate science from art. I think they're deruven, they play off each other. There's a lot of science in art and there's a lot of art in science.

5:52Some of the best scientists in the world are very imaginative. After I thought about But I think when we talk about science and product, I think there is a tendency to think about it more as the best practices of product, the skill set. How do you learn the know how around design and data and experimentation and business? And that for me is a foundation of what it means to be good at this job. And honing that craft, the scientific part about encroachs can take you a long way. And it has to be applied learning. You can't sit in a classroom learning how to do product, you have to build. But I think what sets you apart in the craft of building product is your ability to bring vision and creativity and intuition and the judgment and the imagination.

6:31I think that's what sets you apart from the group It's where you listen to customers or users or you just observe them and some would just go and say oh, this is what they want And some would come I think that's is what they need is that uncovering profile needs that they haven't even talked about It's being able to anticipate or technology is going where the industry is growing because you see a few steps ahead and that takes a lot of intuition and imagination and I think that 40 you grow in your career there is an expectation that's what you'll bring to the company. The best product people that I enjoy working with have this combination of knowledge and creativity.

7:05They can do vision, they can go all the way to execution and when I think about the intersection of product people who are dreamers, do our doers or learners, you really get the holy grail of product craft and ability. Tom and we chatted before about content creation on the platform and how much I loved it. I think the shows are also successful because I'm also quite honest, more so now than I have been before. Can I ask a blunt question, which is when you look at the desktop site and you look at the mobile app, do you not feel that it feels outdated from a UI perspective? I think there's a lot that we can do there to improve and there's actually what we're working on right now to really innovate within the constraints of what we've done.

7:44In fact, the use case of LinkedIn in dramatically evolve over the last few years. I do feel like in many ways, the current experience constrains us. And there is a lot we can do to improve it and to rethink it. That's what's happening right now. In a world of generative AI right now, there is a lot of complexity you can potentially unwound by building a simpler experience, what playing AI into it. If you play the last years for us at LinkedIn, as a company, there's been tremendous evolution in the product that led to some pretty remarkable results revenue for LinkedIn more than triple our memo base more than doubled our engagement is reading record levels we're growing the fastest we ever grew right now Can I ask an interesting one I love to come and you said what is something when you think about product you've been wrong on but not confused on and what did you learn from that?

8:31Yeah, so taking a step back on being wrong but not confused is my notion is if you're confused then only luck will save you It's like there is very little chances you'll be successful, but you have conviction rally around that conviction. Yes, you might not be successful. You might be wrong, but ultimately you have clarity and focus. And that for me, are critical for execution. So it starts with clarity of thought about the problem you're trying to solve and goes all the way to the clarity of the solution with some strong principles. I'll give you an example of one that we were not confused about, but we were wrong.

9:04We launched stories a while back and it was a short test in many ways. But we launched stories because we thought that we can basically unlock more creation on LinkedIn by allowing for a familiarity to play a role. We would sometimes hear from people that they think that it's sometimes risky to share on LinkedIn because their boss is on LinkedIn, their colleagues are on LinkedIn, their customers are on LinkedIn. We thought a familiarity might alleviate that concern. And we launched it and we saw some pretty, I would say, mediocre performance. It was far from the unleashing of sharing that the team thought they would get.

9:38When we did follow -up sessions with members, and we were clear about what we were trying to achieve, we thought that the similarities specifically would unleash more sharing because it would alleviate the concern around sharing on LinkedIn. When we did follow -up sessions with members after that, it was clearly that we completely missed understood the job to be done for creators on LinkedIn. It wasn't about wanting things to disappear. It was almost like the opposite. We wanted things to last on LinkedIn. When people share on LinkedIn, they wanted to be seen. In fact, they want to attach it to their professional identity.

10:06They want to feature it on their profile. Honestly, it was a really big ground -working insight for us because we started doubling down on the role of creation as part of your identity. We also learned that when they share on LinkedIn, yes, everybody enjoys their likes and views. It's part of the chemical response you get in your brain. But what they appreciate most about LinkedIn versus other platforms, it's the reputation apart. It's the opportunity. It's been able to showcase my values. It's very different than any other social platform. How important is being the first? I had a Alex Shulson from Metta, C .M .A .M .A.

10:37and I asked him this question, but how important is being the first? You mentioned stories. Facebook obviously followed Snap and Snap, followed Kekow. There's always a hooded first, but how important is being first in product release? I don't think it's first to launch. I think first to launch is not the right concept. I think there is a halo effect of who's launching first right now. that sometimes and as you would see product managers getting really excited about the launches that they've made. But for me, that's not interesting, the launches. I think it's first product market fit that is amazing.

11:07If you're first product market fit, you build an amazing leg up in terms of both insights, the momentum and speed. When we look at stories, we've got a snap product market fit first and LinkedIn were very far behind in like, race to product market fit on the stories. Do you think that was a cool component as well? I don't think it's the same dimension because we were not trying to compete with Snap. I don't think it was the notion of being first to the market that made it special. You mentioned like the data not being amazingly exciting. And I just wanted to ask, how do you know how much data is enough to make a decision?

11:41Is it two weeks of data way or like, okay, we see the writing on the wall? How do you know post -product launch? When enough data tells you the answer versus when you need more? Yeah, I always like to start with before you launch what is success? Once you launch it, what should be going up and through the right that should be excited about? Don't tell me in retrospect because then you're just trying to fit the data into what you're trying to do, but tell me ahead of time and it's okay to, again, you might be wrong, but not confused, just have a strong opinion around it. So we can see for building towards the intuition we have.

12:11I think for me, there is an notion of enough data is that the hypothesis you have isn't being validated. it. Like ultimately you have success with a product when you have real adoption and retention. That's when you know you really have something. And adoption by itself, if you have large enough base, it could also be in a way, a game in a while because discovery is really strong and you can always get people to try out something. But will they stick around? Will they come back to use it? That is your real test. We do a lot of processing around the notion of evidence versus conviction. You can build with strong evidence that you had before, or you can build it with conviction with a hypothesis of showing evidence at a certain amount of time.

12:49And ideally, over time, you start showing evidence. But some of our biggest bets we've made, for example, investing in skills as a way to connect the talent marketplace, started with some big bold bets around idea of conviction. And then over time, we started measuring, are we doing a good enough job there? Are we seeing enough validation for the early hypothesis to invest more and more? It's really a gradual and incremental process that starts with conviction when you don't have enough data, but ideally come back with data to showcase the responses again. As for you of that conviction and data, I do want your advice.

13:21Product reviews are so cool to all product teams and to all companies. How do you do product reviews? How often do you do them? Who's invited? Yeah, so we do multiple product reviews every week. It starts each quarter. We actually review all of our big rocks, our biggest investment areas across the product and the business, and then we determine what do you want to see as a product team coming in. And for that, I decided what's the products I want to recover for review. And what I tell the team is you've put your best thinking forward. You know, you worked hard on the product, you worked hard on the thinking, you worked hard on the design.

13:52Now you're putting it to the team. And our goal as a team in this meeting is to make that thinking better. Is to make that product better. So the only currency really is feedback. And what's nice about this team is you really have kind of the street 60. You have the team presenting. They provide that local expertise, these are the ones who are recommending and they're highlighting a problem. You have my team, which is a product executive team, they cover their whole business. It's multiple areas of the business coming together. It's a very broad. You have cross -functional leaders who can provide other perspectives.

14:23So by the time the meaning is done, they're getting some pretty diverse deep feedback from multiple areas of the product. And that allows for that deep thinking to come to it. Do you see a difference in product review, discussion, quality and feedback quality when comparing remote and online versus in person and whiteboarded? I do. I actually do my product jams in person. I feel there is an energy of creativity and discussion that you get in the room in person. It's you can do it remote as well. It's not that remote does not work, but I think there is an edge to doing it on a wide board, discussing opening, pointing, having free -form conversations, that allow for that creativity and discussion to be a lot more natural.

15:08So I moved my product gem sessions to be in -person and with COVID we moved them to be obviously remote because there was not a way. But once we came back from COVID we moved them to be in -person and across the room people will tell you the energy levels are just higher. The creativity, the ideation, the velocity of discussion is elevated to a whole new level. He sets the agenda and he's invited. I said the agenda for the quarter in terms of what I would like to see as the public area is being covered. And we have a structure for the session itself. So you start with the problem, the finish and ideally as articulate and nuanced as possible.

15:46You share your job to be done. What is that inside that leads your work? And then you share your principles. If those are there, that's already a great session. And then ideally we spend most of the time on the demo. What are your principles? So if the job to be done is lower amount of spam, say on -site, what are the principles? What would that be? Principles are basically your opinion of approach for how you would solve the problem. They ideally have teeth, they have trade -offs. If you're goal is to alleviate the amount of spam or bad activity on the platform at the cost of what. So for example, there is a trade -off between trust and growth because you want to a lot for a lot more growth in the system, you want to reduce friction.

16:25When you reduce friction, you also allow usually for bad activity to engage as well. And the more friction you have to alleviate bad activity, you also take down good activities. So there is kind of the opposite that there's usually a trade -off between the notion of engagement and growth, which trust. And when an idea for Lili, you find a great way to build an efficient frontier where you have high growth and high trust going together. For me, the principles is that the product leader for that area comes with an opinion of the approach of how they will solve it and their stiff to it, right? They're basically making an opinion of how they solved it and what's the trade after going to make to actually solve it in a great way.

17:01Once you have that, you can actually react to something really well. When you have bluntly this structure and you have a lot of ideas thrown around, you also have to make decisions and you have to prioritize. When you come out of a product review, how do you prioritize what to do, what not to do, and what's a luxury but next quarter. So if we just finished a create product jam, then what happens is there's tremendous amount of feedback being shared. Usually the way I end the meeting is I summarize the areas that we covered and where I would like to see progress on. I try to make sure it's between one to three, so it's not the whole list.

17:34And then the working team, we have a new process we started a while back, which is called BriefBack. The team itself, which presented, they sent a summary of the session with the feedback and all the key action items they have and the ETAs for the key areas they're going to work on. So it's really absolutely team presenting to take that feedback and act on it and we literally have those sessions that really allows for clarity and execution but it's really absolutely team leading it to go and do it. Terminal, what's the most controversial product decision you've made? If I go back, the feed at LinkedIn, now in hindsight doesn't seem controversial by the time it was very controversial.

18:09A link that was actually one of the first social platforms to ever have a feed. But it was more of an activity feed at LinkedIn. The feed was really a promotional feed for teams to showcase their products. The growth team would show people you should connect with. And the job team would show jobs you might be interested in. And everybody was using the feed as a promotional way to show members recommendations about that they can do across LinkedIn. The first change I made there was that the feed was first that I thought most about people that matter to you. Talking about things you care about, the feed belongs to the member.

18:40In some of the organizational chart, we start from the member's job to be done. And I can tell you internally, that was a controversial decision, because the feed was already used by multiple teams as a way of discovery. That was a pretty big pivot internally and externally. It's an innovative dilemma question. Is it why you've got to cannibalize your existing product with a new product? 100%. The feed was massive discovery engine for so many products at LinkedIn. And this was a revenue engine for so many products of LinkedIn. For many companies, it was their main discovery channel. So then comes this that confused.

19:12It might be wrong. Productly there and says, I'm going to change it. I'm going to change the core of how this works. But there was high conviction there. And I had to show evidence along the way. But that was a highly controversial decision early on. I think we should do an internal review, me and you here. Well, I say a feature or product. And you can give me a rating out of 10 on how you've done. OK? So if we start on feed, what would you you're rating out of 10. I think we still have a long way to go. I think we're far from building the product that we know we can. What I also think of when I think of that is, shit, AI fundamentally changes how we build products.

19:47Do you as a product leader need to fundamentally change how you lead product teams and product organizations with AI moving faster than ever as we touched on when we chatted before? Yeah, this is something which is we're in into my heart because I've been working on AI with AI for many years and same as we had the mobile revolution happening 15 years ago and how we changed dramatically, how we build and how we use products, AI is going to be much larger. And if you're building product today, I have this analogy when you have a re -erafting boat, you have the guide on the boat sitting on the back and that guide usually has two big pedals.

20:23And those pedals pretty much navigate the boat, they pretty much dictate success of failure for your product. Those pedals for me are AI and that guide better be you as the product leader. So if you read products in your company, you'd have to have the knowledge and skill set to know how to use AI, how to use those pedals to navigate your team in your company towards success. What do you need to unlearn? What are the bad habits that you need to forget is we embrace it. Oh, I love that question. There's a lot of things when it comes to AI, where you have to need to unlearn and relearn again. The, for me, one of the biggest ones, and this is where I usually see the hardest mindset shift for product people is that with AI, you don't control the experience.

21:02AI is not deterministic. If you ever had an interaction in JGBT, when most of the time, you're trying hard to anticipate how it would respond. And I give the analogy of a chef in a restaurant where before, imagine as the product leader, you were the chef of the restaurant, you dictated every part of the experience from the music, the ambiance, the ingredients, how the plating is done, the flavors, the amount of salt, and now with AI, it's as if you were giving the ingredients. You're giving the guidelines, the philosophy, the principles, but AI really learns on itself. You can always refine and help it understand, but it learns on itself.

21:36So you have to forego some of that control, trusting you can build a much better experience with AI and how you do it. Tom, do you and the team use co -pilot? We do. I've been using this technology all the time. It's incredible. Yeah, I had dinner last night with two of our founders and they said they're now 50 % more productive And my question to you is if we think about now get up published 41 % of new code creators a car AI code creation What is that in five years? Wow? Five years is a long time and we ever seen pace like this not in my lifetime I can give example I've been teaching how to build with the a first mindset for many years But it surprised me how fast in fact when you think about what's coming I think we're all going to be shocked by how more and more invads more and more capable because you are setting new baselines that allow for a lot more innovation.

22:24You know, if you go with all the constraints of AI today, algorithms, investment, computing power, allowing for more information to flow in and out in the form of tokens, those will all be alleviated. And when those are all alleviated, you can build faster and better and more accurate. You can allow for more creativity. That five -year horizon is almost like far too long. But I think we're going to see massive amount of productivity coming up. There's a brilliant quote. We've mentioned some great quotes. A big quote that I always think about is, will the incumbent acquire innovation before the startup acquires distribution?

22:55Brilliant quote. The really interesting thing now is, I think incumbents are innovating so well with AI. You look at Microsoft, you look at Adobe, and how Adobe are integrating into core products and product suite. And so my question is, where do you think value of crews in the next wave of AI? Do you think it is actually incumbents? Would you think it startups? So every tech revolution brings with it new winners and new losers. This one is no different. In fact, I think this one, the window for many startups to actually start playing with ingenuity and innovation. To your point, I'm sure many incumbents today have learned the mistakes of the past and they're racing to innovate with this technology.

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23:31However, they do tend to be locked to their way of thinking. And I think that's an opportunity for startups. So let's start with a classic dimension that usually incumbents have a leg up with. they have access to resources, it requires compute, it requires capital, it requires talent. So if you're an incumbent and you already have the infrastructure for AI, the talent for AI, you already have a leg up in this race and you should be using that. And comments have seen market share, they have already an existing costy release, that customer is expecting them to start leading with AI, so they're potentially racing to that.

24:03Usually they have a data advantage, they have some proprietary data that is unique to them so they can build with that. But that's a big but because I do think this is the biggest unique advantage of startups is startups can be extremely innovative right now. I think you take every problem that existed before, every job to be done and you can go back to the drawing board and rethink it. This is not just intact, this could be healthcare, retail, fashion, entertainment, supply chain, education. We can go industry by industry and think about the transformation and it's because you can do, I think we're gonna have a moment of being mind blown.

24:38You're really got to the drawing board. Do you not agree though? So I was with the company this morning and they were like, we're gonna sit on top of OpenAI and chat GBT. And we're gonna provide this additional slice and say it's in healthcare. So we're gonna provide this addition. It doesn't work. The ones who actually work is when you've got five years of healthcare data that you can bluntly utilize the models on, where it then is actually 30 % OpenAI or 40 % whatever it is and 60 % new. But this thin layer of I'm seeing so many sales tools on boarding tools. I don't think value accrues onto that.

25:08And so I'm like, where does value accrue then in this wave that you mentioned? If you asked me a couple of years ago, I would have told you that data is everything in AI. Because computing power is accessible and the models are accessible to all the open source. It's really about the data you have. And there was a people calling data as the new oil. There was a reason for that data was the fuel that helped AI become better. And then the more data you had, the better products you can build, the better products you have, the more users you have, the more data you have, and you have this virtuous cycle of success.

25:38It was also a vicious cycle for startups, a startup that has to innovate around how to get data, and there's ways to do that as well, by the way. Some very amazing scrappy startups were able to bring data in a very innovative way that helped them compete. Now, what's happening right now is technologies like GPD are always trained on all public data. They've read every book, every healthcare book, they've trained on every piece of literature, art, breast practices. The whole idea of the pre -trained is one of the biggest infection point of this technology. It's always trained on every available public information out there.

26:12So the data advantage that used to exist a couple of years ago I think is getting diminished. How is it getting diminished? If you look at say trip actions on the van, they have seven years of travel and an expense management data, which is not a public resource, generally speaking, if it's high quality and rich in data sources, if it is, it's probably shit. So how is that not proprietary still? How is that pre -trained already that they still have as just as strong as ever now? So like now everybody has a similar baseline. If data before was the ultimate oil, it still has power, it's still important, but it no longer has the same power as it has before.

26:51Now, when you have a part information, you can start building your own unique application. So if it's healthcare, and you have healthcare data, as an example, you can build really unique specialized tools. So the example I give is, GIPITY is a generalist. It's almost like a higher generalist to your VC. They can do a lot of things. It's almost like you bring an athlete. But then you can start training an athlete to be a weightlifter. An athlete could be a long distance runner. And then you specialize that athlete to be very, very, very specific with your own data, your own tool, you can build something unique.

27:18That process is called fine tuning. That process is also expensive. So when you start fine tuning, you have to build your own instance of this model, bring your own data that requires computing power. And that by itself is a process. So there is an opportunity right now for startups to actually go in and of it. Do we need to restructure the fundamentals of our teams for these new processes? So when we think about moving to these instance creations and when we think about fine tuning our later on pre -trained models, but we're using our data. Do we need scientists in our team? Do we need a completely different structure for how we build and develop products?

27:52I think you need new skill sets in your team, for sure. You need people who are working very closely with this technology. I think AI talent is gonna be one of the most important talents to have in every company. So one of the most important interfaces is the prompts, right? What people use in chat GPT as a fun way to write prompts, that's actually a really critical interface. That's the interface between the machine and the human being able to understand how you do this is how you talk to AI and proud by itself is a masterful skill today. The best practices playbook is still being written because in many ways we're still almost like a reverse engineering how this technology works but the skill of understanding how to talk to AI to your point how to build my fine tune data into the process how to leverage it in in the direction of building amazing processes is an extraordinary skill.

28:38I'm throwing you in the deep and here I'm going to get your in trouble with Combs, Terma, but LinkedIn is a publishing engine as well. I publish to LinkedIn, my posts, many people publish amazing content to LinkedIn, open AI and chat GBT in many of these models will be scraping, extracting your content and your value, paying you nothing. How do you think this looks for content publishers moving forwards? Yeah, I think there's the question around the role this technology is playing with publications in general. role. Like, if now I can get an answer for this tool, do I need to go all the way to the site?

29:12And I think that evolution was still being developed and built. I think we have the same thing with search to an extent where if I can get the answer for search, do I have to go all the way to the site and actually get the response in the site? Well, if you think of search as a reader, all right, if I search Tomaco and LinkedIn or CPO LinkedIn, it takes me to your page on LinkedIn. And then you retain me. You have the chance to follow someone else or follow someone's hair. I can go, is the CBR linked in? What was that background before? Lincoln never gets my visit? It's different. Yeah, and I think that will potentially start changing the interaction model, but this is where you start playing into, at what level is every information of every company appearing in this model?

29:51There's some specific lines around what is accessible and what is not. But you do expect this technology to start playing a much bigger role in directions. So for example, when being launched, their experience with co -pilot, it gives a lot of annotations to where the information came from and reference back. So you can actually get the information back and it starts to highlight a lot of the value of those platforms. I think we're still at the early innings on it so we can see how this develops. I do think it poses a question of where is the internet evolving towards in terms of information discovery and then information in a way business models are going to appear as part of this one.

30:25You said very early there in terms of where we are. I just have to ask Elon said, we cannot let it out of the bottle because unlike most technologies before if you can put most of them back in the bottle you won't be able to revert this progression. Do you agree with him and how do you think regulation looks for AI moving forwards? I think when you think about this technology your spectrum for me relies from high excitement to concern as well because it is with any powerful technology it could be used to do amazing things and as an amazing productivity tool the connoisseur abuse as a weapon. The notion of being extremely responsible with how this technology is being used, especially for the ones building it, I could not agree with more.

31:07We know we've been investing for a while now, even long before this technology in what we call responsible AI principles, which is how you build with transparency, how you build with inclusivity, how you build with privacy. You make sure it's built into the models, it's built into interaction. And you don't really something to the public unless those principles are being met. should models be trained to be politically correct? Models should do their best to provide the most accurate answer to your flow. If you're trying to have a buddy experience, then that's a very different product you're building.

31:38But if you're trying to access information, the models should try to be as factual and objective as possible. I think that kind of puts aside the notion of being politically correct. Everybody will have access to this technology, everybody has access to it right now, so they can build whatever product they're trying to do. But models are, in general, they're just construct of technology. Question should be, should the applications be done in a certain way? And that's really up to what are you trying to achieve? That's really up to them. But the models ideally are as accurate and focused on information as possible.

32:08What do you think are the big questions that people are not asking? You've been deep in AI for many years. You see the questions that I'm asking. You see the questions that other people are asking. What are you going, Harry? I don't know why no one's adding this. Yes. Those models right now are very focused on existing knowledge. So they learned all available public knowledge in the internet and they have incredible comprehension and generative skill and they were able to produce a result for you that is trying to predict what you're trying to answer. But then there is a question of what about new knowledge?

32:39What happens with those models start to hypothesize that can come up with new ideas, new scientific discoveries? Imagine AI coming up with answers to some of the biggest scientific mysteries in the world, like what is dark matter? What's dark energy? What causes Alzheimer's disease? What is quantum mechanics? What is oneself? And that for me is you're moving from a place of those models are amazing in rebuilding and restructuring existing knowledge to coming up with new knowledge. When you start to come up with new knowledge, you're really talking about a whole new frontier, not just for business and the economy but for society as a whole.

33:15It's not new knowledge not AGI. Is that not the ability to deal with ambiguity? The ability to make subjective decisions. It is a way you're trying to build as close to human intelligence as possible and human intelligence going back to our conversation about art and science like the ability to be imaginative, to hypothesize, to have a vision. That's what makes us naturally human. There's a way you start asking when this technology reaches that level, What is next and then it's not just going back to the drawing board I don't know if there's a drawing board. Let's go back to rethinking But what is the role of this technology and how do we really start interacting the human and machine Interaction is elevated to a whole new level that I don't think we have experienced before now.

33:56Here's the part I think society has yet to adapt even think about self -driving cars We're still playing with the idea of self -driving cars. What about the self -driving doctor a self -diving psychologist? Imagine this technology being able to be so intimate with you. It could access your phone, your computer, your photo, obviously, with your permissions. It could raise your voice, mail every piece of digital footprint you have. You know, you and I can start building some great science fiction movies as a result of that. But is it science fiction? There's a great saying that I really like that the difference between science fiction and non -fiction is just a matter of time.

34:28And I think we're entering that phase of science fiction being a reality. Tony, you have children. Do you feel a bit ridiculous sending them off to school every day? And I don't mean that rudely, but I just mean in like the decay rate of education. By the time there'll be like functioning adults in a workplace, what they're learning today is pretty useless, huh? I think the most important skill outside of being a good human being and a kind human being, from what do you learn to be successful, the only skill that matters I think is growth mindset. It's the ability for you to learn to continuously evolve.

34:58But you're already at a pace of accelerated technology. If you look at the skillset you needed for a job today versus five years ago, that has changed by 25%. So a quarter of the skillset I've required five years ago are different right now. If you look at it five years ahead, you're going to be 50 % different. And we really know they're going to accelerate and accelerate over time. So then you go back to, is it learning a specific skill? Should you learn coding? What should you learn? And it's really, for me, you should learn how to learn. You should learn how to pick up new dimensions and new material as fast as possible and being able to immerse yourself with it Please for me in my household growth mindset is like our second religion at home It's the most important thing we invest in the final one.

35:40I promise that I'll do a quick fire Is it a world of one model or is it a world of many models much more complexity but Taylorization we are now in the phase of like foundational models So the foundational is sets the baseline for all other models to build on top of it So you'll see a lot of applications and new models. There is now like auto GPT that takes the GPT4 and builds over arching objective function Above it that kind of breaks it down to multiple sub tasks So I think we're now at the phase of foundational models and you'll see a lot more applications build as a result of that on top of it And gradually we'll see more and more foundational models in the future You know back to the notion around bundling and unbundling I think we're now in the version of unbundling to multiple versions until we see another foundational model in the future So I want to do a quick fire round and then I'm going to let you guys I say I say you give me your immediate thoughts.

36:29What is your favorite interview question when hiring for product? Two questions. One is what's the most complex problem you worked on and how did you do it and what do you trying to understand there is what was your job to be done inside? How clear you are or when expanding a complex problem? How new ones can you get? How much of a profound understanding you bring to it and I enjoy going deep. I really enjoy going deep with candidates. The other one is a growth mindset question. I'm looking for areas where you did not succeed, where you failed, and understanding how you dealt with that. How did you deal with failure?

37:01And I'm looking for learnings. The best responses I get is I've learned so much, and here's how I've done differently. It's not about retroactively trying to fix anything. It's more about seeing that there is an evolving mindset there of trying to do things better and evolving over time. Those are my two main questions I ask in every interview. What product really see most proud of and what are you most embarrassed of? I heard an artist recently talk about their musician, talk about their career in albums. And I feel pretty cool to speak about their product career in releases, kind of thing, releases that kind of mattered and made a significant impact.

37:35We talked about the feed before and how transformation it was. Transforming LinkedIn into a mobile company was an incredible moment to rethink originally. LinkedIn was a best -up first company. It had so many like desktop experience. I think we had a chunger, and hundreds of pages on desktop and here we are launching LinkedIn from scratch again with 20 pages. That was a big bold move and I really enjoyed that. We talked about how we shifted towards more knowledge and economic opportunity in creation. I was really proud of how we dealt with COVID and how we rallied internally to meet the moment and help members where they need us the most.

38:10So many moments I'm proud of and looking back, even the ones that did not succeed, it, we learned so much. I've grown so much from those. Which one are you most embarrassed? I'm not embarrassed of anybody because I've learned a lot from, but there is many that I've done that did not succeed. I've done one early on. I tried to launch what's called instant articles. This was early mobile days. Every article you clicked on LinkedIn took you five to seven seconds to load. It was a horrible experience. And I was like, I can solve this. I can cache all the information when you come in. I'll be a great example, a great experience to showcase it to users from publishers.

38:44we got publishers to work with us. It was a really tough one because ultimately we did was able to load it pretty fast and it was a much simpler experience but there was so many nuances to how publishers wanted to experience to show up and we ended up thinking, oh this is an enterprise tool and we're building a consumer product, I have to simplify this dramatically. I've learned a lot about the different nuances of how you build different custom build experiences for publishers but we were way ahead of the market in that one. The timing was not there as well. The hypothesis for saw it, but the execution was not.

39:15What's the biggest piece of advice you give to a new product leader joining an organization today? What do you wish you'd known the night before you became CPR of LinkedIn for the first time? I think that somebody joins a PM at LinkedIn and they usually ask me like, what's the best way for you to be successful? The biggest thing that I tell them is if you just focus on your area, there is a chance that you'll be linear or successful and you can move your area forward and can hit your targets. Really, your ability to be exponentially successful at LinkedIn is really learning how LinkedIn works.

39:47LinkedIn is a beautifully complex ecosystem. We have a consumer platform that caters to 900 million members, 60 million companies on LinkedIn. Now, with that ability, how can you build something that is truly unique, truly innovative? But don't just think about your swim lengths and what you're trying to do. Think more holistically about the experience that you can bring into it. Some of the best experiences all linked in, they cross across the entire ecosystem, cross multiple products to build something which is really unique. And that's where I would love to see innovation come through, not how I innovate within my specific area of my feature.

40:20Penultimate one for you, my friend. I hear an intermittent faster. What's the biggest advice to someone considering intermittent fasting? Give it a few weeks. It takes time. I think the beginning is hard. I'm most favorite of me, it's breakfast, then give it a way, was that easy and then I would have lost. I do everything between 18 -6 to 24 hours fasting, 4 hours eating or 18 hours fasting, 6 hours eating. Do you not find that it adds your brain activity in your mood? For me, my brain activity goes down and my mood goes down. How long did you try? Probably three days a week for a month. So not every day, but like Monday ones, in Friday for a month.

41:00So when I started 100 % and I run and used to run long runs and used to think about I have to eat before to run, after to run, I can fast for a whole day with a long run and not feel anything right now because your body learns to produce the sugar you need, the energy you need, the glucose you need in a different way. But I've found it to be extremely powerful for me and in fact I'm sharper when doing my fast than when I eat. So it's actually if elevated my physical abilities and my mental capabilities. But there is specific science around the interpreter fasting, the ability for it to both improve your health, spend and your longevity.

41:38And as an I can talk to you all day, I didn't know you're a runner as well as fuck wearing for a long session. My final one for you though is once the most recent company product strategy that you've been most impressed by. So this is a very easy one, but I'm obviously very subjective. So you have to excuse me on this one. I've been very impressed with what sat down Microsoft has done with the Open AI integration. It's just hard to look at it, not being pressed by the strategy, the execution. The impact I've been able to, since it's first hand, be part of it, first hand, and I know what's about to come, and I'm extremely bullish about it.

42:10But being able to really think through a ground -breaking technology, think through the execution and taking it to market in a responsible way, thinking through the elements of all the way from cloud impact to productivity, to end -user, for me, that's one of the most impressive product strategies I've seen in a long time. and plus execution, being remarkable to see and be part of it. Elon said at this point, Satya and Microsoft basically control OpenAI. Is that fair? Microsoft is a partial honor in OpenAI, but OpenAI is an independent company. I love this man. This has been so much fun. Thank you so much for joining me, Toma.

42:46You've been amazingly resilient to my question. So you've been a star and I really appreciate it. Of course, this was awesome. Thank you so much. I absolutely love that discussion. Now if you want to see the full video you can on YouTube by searching for 20BC but before we leave you today, this episode is brought to you by Linia. Let's be honest, the issue tracker you are using today, it's not very helpful. Well Linia is different, it's incredibly fast, beautifully designed and it comes with powerful workflows. There's Dreamline your entire product development process. From issue tracking, all the way to managing product road maps.

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43:59About new guests we should feature for 20VC in 2023. Just head on over to mirror .com, thoughts -20VC. Mirror is a tool, I consider it to be truly game changing. It's a visual collaboration tool, packed with the right tools, tech and templates, to help you think of and create that dream product. That means you can brainstorm the perfect product with your team, vote on the best ones and explore with your customer journey roadmap all on a mirror board. Whatever you need, mirrors infinite whiteboarding capabilities help you get that. It asks as your team's single source of truth. And now I'm using it to hear from you.

44:34Go ahead and add your suggestions for 20 VC guests on our mirrorboard at mirror .com, 4 -2 -0 VC. And finally, did you know that 90 % of information processed by the brain is visual. And with Canva, it's never been easier. Canva websites, videos and presentations that will wow clients and colleagues with no design experience needed. Teams of all sizes can design together, from anywhere on any device, and you can start designing stay for free. What will you design today at Canva .com? You don't need any design experience, there are hundreds of thousands of free templates, and a huge content library.

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From the publisher

Tomer Cohen is the CPO @ Linkedin. Since joining in 2012, Tomer has served in key leadership roles, helping launch and scale new innovative member and customer experiences. He previously led the growth and development of LinkedIn’s Marketing Solutions portfolio and LinkedIn's consumer and mobile products. Prior to LinkedIn, Tomer worked as an entrepreneur with Greylock Partners and founded a company in the personal CRM space.

In Today's Episode with Tomer Cohen We Discuss:

1.) From Israeli Military and Chip Design to CPO @ Linkedin:

  • How did Tomer make his way from the Israeli military to being CPO @ Linkedin?
  • What does Tomer know now that he wishes he had known when he became CPO?
  • What have been some of his biggest lessons from working with Reid Hoffman?

2.) Product: Art or Science:

  • How does Tomer determine whether product is art or science? If he were to put a number on it, what would it be?
  • How does Tomer determine whether to go with his gut vs go with the data on product decisions?
  • How is AI changing the role of product managers and product leaders?
  • What do product leaders and PMs need to do to stay up to date with the latest changes in AI?

3.) Linkedin: Review of Current Products: Feed, Stories, Messenger

  • How does Tomer analyse the success of "the feed" in Linkedin? What worked? What did not work?
  • Why did "Stories" not work in Linkedin? What went wrong? What did they learn?
  • What is Tomer doing to tackle the spam issue in Linkedin? What are the biggest challenges associated?
  • Why does Linkedin still have such poor messaging service? Why is it a difficult problem to solve for?

4.) AI Changes Everything:

  • Why does Tomer believe this wave of AI is the most significant technological shift in our lifetime?
  • Who will win the race in AI; startups or incumbents?
  • Which model will work most efficiently; open or closed?
  • Will we see large enterprises prefer bundled AI options or unbundled with specialised providers?

More from The Twenty Minute VC (20VC): Venture Capital | Startup Funding | The Pitch

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20Product: How Linkedin Does Product Reviews, A Post-Mortem on Stories, Linkedin Messenger and Spam & Why the Data Advantage in AI is Diminishing with Tomer Cohen, CPO @ LinkedinThe Twenty Minute VC (20VC): Venture Capital | Startup Funding | The Pitch · 46 min
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