We’re wired to add, but what happens when we subtract? - Leidy Klotz

22 Jul 2025 · 49 min

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TruthWorks Podcast Episode Summary

Episode Title

We’re wired to add, but what happens when we subtract? - Leidy Klotz

Episode Overview In this episode of TruthWorks, hosts Jessica Neal and Bob Sutton engage with Leidy Klotz, a behavioral scientist and author of *Subtract*. They delve into the human instinct to add complexity rather than embracing the power of subtraction, both in problem-solving and daily life. The conversation highlights how our tendency to add can hinder innovation and efficiency.

Key Topics Discussed

  1. The Bias Towards Addition
  2. Humans instinctively add to demonstrate competence, akin to the behavior seen in bowerbirds that build elaborate nests.
  3. This tendency leads to unnecessary complexity in personal and professional settings.
  1. Subtraction in Design and Problem Solving
  2. Klotz shares a LEGO example illustrating that subtracting elements can lead to more elegant and functional designs.
  3. Examples of effective subtraction across various fields, including:
  4. Capital One: Streamlining tasks to boost efficiency.
  5. PBS: Eliminating annual reviews to save time and resources.
  6. Google: Reducing the number of job interviews to improve hiring efficiency.
  1. Cultural and Organizational Implications
  2. Organizations often add layers of bureaucracy instead of simplifying processes, exemplified by a healthcare group with excessive checkpoints for patients.
  3. The need for a cultural shift towards valuing subtraction in workplaces to reduce friction and enhance productivity.
  1. Real-World Applications and Success Stories
  2. Klotz discusses case studies where subtraction led to improved outcomes:
  3. Asana's Meeting Doomsday: A radical reduction in meetings to enhance team productivity.
  4. Netflix’s Strategy: The decision to spin off its DVD service to focus on streaming, exemplifying strategic subtraction.
  1. Challenges for Early-Career Professionals
  2. Newer employees often feel pressured to showcase their work through addition rather than subtraction, requiring mentorship to foster a subtractive mindset.
  1. Environmental Influences on Behavior
  2. The design of workspaces affects productivity and collaboration, emphasizing the importance of employee input in creating conducive environments.
  1. Cognitive Load Management
  2. The necessity of filtering information and questioning outdated mental models to reduce cognitive overload in decision-making.

Key Takeaways

  • Embrace Subtraction: Recognizing the value of subtraction can lead to innovative solutions and reduce unnecessary complexity.
  • Cultural Shift: Organizations should foster a culture that encourages subtraction as a means to enhance efficiency and creativity.
  • Mentoring: Supporting early-career professionals in adopting a subtractive mindset is crucial for their professional development.
  • Simplification Strategies: Effective subtraction often requires a conscious effort and strategic planning to implement successfully.

Conclusion This episode challenges listeners to reconsider their intuitive biases towards addition and to explore the transformative potential of subtraction in their personal and professional lives. By engaging with these ideas, individuals and organizations can cultivate more efficient, innovative, and fulfilling work environments.

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Transcript

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0:00When we try to change things from how they are to how we want them to be, why don't we consider this whole class of options, which is like taking away from what's already there. How did you get to that? Playing Legos.

0:17What would happen if we just told the truth? Welcome to TruthWorks, where we dig into the nitty gritty of leadership and work. And what needs to change? I'm Jessica Neal. And I'm Patti McCord. Our journey together started in HR, but trust us, it's evolved into something wild, honest, and well, a bit rebellious. So throw out the handbook. We're here to redefine rules to work for us, not against us. Let's dive into another episode.

0:53Here we go on another episode of TruthWorks. I have my partner in crime for a few episodes, Bob Sutton here helping co-host for me. Patty's still out with some personal stuff, which she's fine, everybody, but she's taking a little break. More exciting, we have a friend of the family, I should say, Bob and Lydie. Colts are good friends, and Lydie is being so gracious to come and talk to us today. And I'm so, so, so excited to talk to you because your work is so interesting, and I've followed it. And I think, you know, a lot of what you're going to talk to us about today is going to be so helpful to our listeners and anybody, not just at work, but in your personal life, I think.

1:46So I'm excited to get into it. I'm going to give you a brief introduction because I want everybody to hear the story from you. but you are a soccer player, athlete, coach, who got into behavioral science. And I don't understand. How did that happen? There was engineering in between there, too. I mean, I think to cut right to the chase of how it happened, I've just always done what I thought was interesting to me. That was the soccer part. And then kind of what I thought was could be helpful to the world to line my skills up with what the needs are. And until I was 22, the main focus in my life was playing soccer.

2:27I played in college and then played professionally for a couple of years. I always knew this was I mean, I I had a dream to be a professional soccer player before there was a professional league in the United States. So I always knew that I was going to have to do something else afterwards. words. And I, you know, I wasn't Lionel Messi. I was, I was making like$2 ,000 a month when I was playing professionally. So it was cool after college, but then when you started to buy groceries and pay the rent and then realize that eventually you're going to have a family and these other things, kind of the writing was on the wall for me.

3:03But it was, I learned a lot of things through soccer and I think, you know, maybe we'll touch on them throughout the episode, but you know, know, you certainly learn teamwork and, you know, what makes people tick and, you know, kind of that there's more going on and what determines the outcome of the game than just simple logic or facts or skills. But, you know, my parents were paying for college, so I was doing an engineering degree at the same time as playing soccer. And once I was done playing soccer, I had that to go back to. I did project management, like construction project management for four years, because that was like the easiest default job to get with a civil engineering degree.

3:42And you didn't have to sit behind a desk, which is something that I thought I didn't want to do. So I learned a lot in that field. And it's a fascinating kind of culture because, I mean, I think it's probably like this in a lot of different cultures, but they're even more so. You've got people who are never even went to college, right? They started as a laborer and they worked their way up and they're the smartest person on the job site. And then you've got these kind of young, you know, book smart people working and trying to contribute. And there's all the kind of, you know, really quickly you figure out it matters who's writing the check, for example.

4:16And this is not something that you learn in engineering school. So, I mean, I started to learn, you know, again, you're seeing the influence of behavior and psychology and sociology on that. And, but then I decided after, um, after four years of doing that, or actually really after like two years of doing that, I was, I'm Kent, you know, summer came along and it's like, I don't have summer break. I can't do this for the rest of my life. And, uh, so that's when I decided to, um, that I might like being a professor. I like the idea of creating and sharing knowledge. And, you know, this is one of the, the great things about this career.

4:55if you work it the right way is that you can be pretty flexible in what you study. And so, you know, like Bob, I'm in engineering, but also like Bob, I kind of, I get to take a broad view of engineering. I think of engineering is like trying to solve problems with science. And I think that, you know, there's a lot of solving problems with behavioral science that could happen. So that's kind of what brought me to where I am now. And then, you know, subtraction, I think, is the most kind of abstract thing that I've looked at. You know, but it's this very fundamental. It comes from this very it's like the most basic applied question.

5:35Right. It's like when we try to change things from how they are to how we want them to be, which is the applied part, that's like application or engineering or any kind of professional work. It's like, why don't we consider this whole class of options, which is like taking away from what's already there? How did you get to that? That's a great question. Playing Legos.

5:59Yeah, so, I mean, I play a lot of Legos with my son Ezra, and he, you know, he was three at the time. If we want a clip of this, I can go get the Legos in a second, but let me go get them. I'll be right back. Okay. We're getting Lego clips. It's great. All right, so we basically have this. Okay. And, you know, my engineering background, this is a bridge. The problem that we have here, as you can see, is that one column is shorter than the other problem. So I turned around behind me to grab a block to add to the shorter column and solve the problem. But before I could do that, my three-year-old had removed a block from the longer column and made the level bridge.

6:43So you can try the experiment on your five-year-old and see what happens. So that's how it started. I'd always been interested in kind of these same ideas that you're talking about, like being overwhelmed at work or elegant building designs or just abstract art or poetry, for example. All these examples where less is more. When I was playing Legos, it kind of really boiled it down to this action that you need to take, right? Which is like when we're trying to change something from how it is to how we want it to be again, and that's the Lego bridge. Why is it that we don't think of taking away, right?

7:21And we've since done a lot of research, which Bob is intimately familiar with. I don't think anybody knows more about our research other than the... Oh, I love it. I'm such a big fan. Other than the four co-authors. Bob is the fifth. He's asking us questions about our research and we have to go back and look at the paper to remember what we did. That's the level of detail. So, Lighty, maybe when I teach this stuff, since I don't go anywhere without my copy of Subtractor, but one of the first things they ask is, so why are we human beings or human organizations? Why is there a natural tendency to add rather than subtract?

8:03Like, have you and Gabe and the rest of the gang thought about that? Oh, yeah. I mean, and that's, like, kind of the fun part of, you know, the research is, like, demonstrating this tendency. And all those, you know, we did a whole bunch of studies to show that we all basically do what I did in that moment with the bridge with Ezra, which cognitively is kind of important to understand. It's that we think first of what we can add, and then we move on without even considering this whole other class of options, right? Right. So it's not that we can't think of subtraction. It's that we're like in our.

8:36Is there a reason for that? Well, I mean, so you can start to look at like biological reasons or cultural reasons and incentive reasons. And they all kind of meld together. I think biologically, the one that is really relevant is this desire to display competence. Right. So the my favorite example of this is the bowerbirds. And so the male bowerbird, you know about this, Jessica? You're shaking your head? No. You don't know about bowerbirds? You should check them out. They're really cool. My dad's a retired biology professor. Okay, so the male bowerbird builds this like fancy ceremonial nest. And depending on the type of bowerbird, they have different designs for their nests.

9:17Some of them look like shotgun shacks. And then they like decorate them with stuff from the world. Like they'll find colorful rocks or they'll find like plastics that humans have thrown into the world. So they create these really nice-looking nests, and then the female bowerbirds go around and look at the nests and decide which male to mate with based on which nest they like. Oh, what nest he made. It all makes sense so far. I should have listened to those type of birds when I was picking my man. You don't like your nest? I love it. Well, so this is what the bowerbirds do, though. Then the female bowerbird, though, doesn't actually use the nest.

9:59They go and build another nest to raise and shelter the young. Well, that makes sense. So the whole point of the first nest is just to show that the bird can move sticks around in the world, right? And, you know, that is kind of a useful signal, right? Because if they can move sticks around in the world, they probably have the genes that will help your offspring find food and so on and so forth. Now, this extends not just to male bowerbirds, but also to female bowerbirds. and extends from Bowerbirds to humans and extends from physical stuff to task completion. It's one of the most robust ideas in psychology.

10:34And I mean, it's Bandura's thing and he's a Stanford guy. And when we check something off our to-do list or when we send an email that, you know, it's 50 % chance of being read, but we want somebody to know that we're actually at work that day. When we show up for a meeting that is marginally useful, when we hold a meeting because we want people to know we're managing our employees. Like part of the reason that we do that, part of the reason it feels good is because of this desire to display competence. And we can show competence. We can be competent by subtracting, right? Sometimes subtracting is the better way to do things as we've seen, but when you subtract, there's not evidence of it.

11:15There's not the nest. There's not the sticks. There's not the, the meeting. And so I think that's a really big reason in the world why this doesn't happen much. And if I look at my own kind of life in the workplace, it's often this desire to display competence that is holding me back from taking away. So that's one reason. Yeah. So I think, you know, if we get to like the company level, right, like a lot of companies almost like do themselves harm, right, because they don't do this and they get into a situation when they're big and bureaucratic and slow. And so, I mean, you just see it everywhere, right?

11:59Like, you know, I'm working with this one company, and it took 60 people to sign off on a contractor. I was like, perfect. I like break out in hives. I like, you know. I break out in hives when I hear that. That's incredible. Right. 6-0? 6-0? Even my lawyer wife would be amazed by that. That's remarkable. A lot. That's a lot. So what can we do about this problem? Yeah. Well, one of my favorite stories is similar to that. So not 60, but there was, it was like a, I was working with a healthcare group and they found out that there were 13 checkpoints for the patient before they got to the doctor.

12:36And so, but instead of reducing the checkpoints, they added like a manager to like take them through the process. Essentially made like a whole nother person. So it was 14. But that's exactly what happens because somebody says, it's so bizarre to me. Somebody says a process is broken, and then they add another layer to the process to fix it. Right? Yeah, Bob. Yeah, no. So this is a really great thing, and something that I'm kind of rebelling is I actually just did an interview last week about maybe every organization should have a role called the chief friction fixer. And I'm like, no, that should be everybody's job.

13:13We don't need another role. But I'm afraid there's some organizations do add them, but I actually think it's everybody's job. I don't think we need a new role. Yeah, I do think that's true. But maybe in the beginning to get everybody thinking like that, there has to be somebody pushing it hard. You know what I mean? I think the CEO is a good person to push it hard. That's true. Yeah, that's better. They should be the first. You know, like when I think back to Netflix, I mean, Reid was very much like that. You know, and he drilled into us that strategy was figuring out what not to do. Like if you want to be strategic, figure out all the stuff you're not going to do.

13:54So it was like, don't add like focus on the one thing, you know? So Lydie, what's some of your favorite examples of situations where people have done subtraction in life? Well, I mean. Or organizations. Like which ones do you love to talk about? Your example of read, Jessica, helps me. Brought one to mind that's one of my favorites. And it's, you know, one of my friends, Melanie Frank, she's a VP at Capital One, but she's really into subtraction. And she's like, one way that I do it is just every time that I go, she works with software teams. So every time she assigns something to one of her software teams, she says, hey, look, I'm asking you to do something that's new, that's hard, that requires your top skill.

14:38What can I take off your plate to help you do this? And it's very similar to, you know, how you described Reed, because, I mean, I think I talk a lot about when I work with groups to getting them to think about building this into their process. And, you know, I had locked into kind of thinking about that as just formal processes. But I think these informal ways, like the way that Melanie is doing it and in asking that every time she's reminding her employees that this is like a valuable thing for the organization. so I think that doing it that way is is really effective I think that's one of my favorite examples I also really like the aggressive ones I think so we talked about this not being able to show competence and you know a lot of these like incremental subtractions just go out of sight and out of mind but if you do really aggressive subtractions like PBS got rid of annual reviews and they still like have a way of giving feedback to their employees but they're like we aren't using these.

15:38They're taking up a whole bunch of time. Now it's just AI generating it and AI reviewing it. And nothing is happening. So why don't we get rid of this? And I think that kind of thing, and of course, some organizations, that's not the right move, but that kind of thing is inspiring to me when people think big about things they can get rid of. I mean, Bob knows well. I mean, I learned about the Asana meeting doomsday from Bob, but again, getting rid of all meeting. Yeah, getting rid of getting rid of meetings. Yeah. So I'll give you my favorite example that I show. Like whenever I do like, in fact, I'm doing something next week for a company, I showed them Lighty's jacket flap.

16:18So can you see this? So this is one of my favorite examples, this book on subtraction. He goes through and crosses out 80 % that looks like of the jacket flap and highlights the best 20%. So, you know, a book doesn't usually have the jacket flap illustrate the point of the whole book. I just think it's just inspired, honestly. Yeah, that's amazing. So that's an example of subtraction that I love. Yeah. So, Bob, because, you know, you've been doing all this work around friction. Uh-huh. But there's, like, correlation between subtraction and friction. Yeah, yeah. We've got a chapter on addition sickness, which starts out by stealing a bunch of work from Lighty and his colleagues.

17:02So, yeah, there definitely is a real... What's the difference? Well, I mean, the way that we would frame it would be that friction is what ought to be harder and what ought to be easier. And adding a whole bunch of things makes things unnecessarily difficult sometimes. So if you had too many people, too many steps in a process, those would be an example of complexity. But one case where friction can be good is to make it difficult to add more stuff. tough so our favorite example from google is that they had too many job interviews they do as many as 25 job interviews before making an offer so i bet you've seen movies like this before jessica so laszlo bach when he was basically head of hr like you he had a funny title but was really head of hr yeah and he made it if you were going to do more than four job interviews you needed written permission from me the head of hr and even just recently like two months ago this is still having long-term effects at reducing the number of interviews at Google.

17:59But that's a case of using good friction to make it harder to add unnecessary stuff. And Leidy knows too many organizations have all these incentives to add, add, add, add, add. That's how you get ahead, add. I just love the example of the birds in the nest. Yeah, me too. I'm going to study these birds now that they've been called to my attention. But Leidy, take us through an organization that you've worked with, like a success story maybe, right? Where, you know, they had a lot and then you helped them lessen. And then what was the outcome? Man, I don't know that I've ever, I, one of the frustrations I think is that I get to drop in and, you know, my job is to kind of shift the mindset and I never get to measure it.

18:47You know, as an engineer and as an academic, that's like, what do you mean? What do you mean I shifted their mindset? What happened? So I think that's hard. I mean, I do get... Or maybe one of the ones that was the most fulfilling for you. Yeah. I guess the fulfilling part is everybody I talk to at least recognizes the problem. That's why I'm there. They're overwhelmed. But there's somewhere around we're overwhelmed. It seems like having less would be good and have no idea of how to do it. And I think that if they can appreciate the fact that this is hard to think of and then more steps to follow through with, subtraction that is, right?

19:31Because it's not that we can't think of it as just not our default way of thinking. And then it's not that we can't do it. It's just that it takes more steps. Then I think they can start to apply the things that Bob just talked about, right? Because if you appreciate, oh, this is harder to do. So what do you do if something is harder to do? Well, you make the other option even harder, right? Or you slow people down so that they're thinking, or you recognize that this is going to take more steps and you actually put that into place. That's a good example of somebody actually doing something. So like I worked with a speaker design company.

20:05It's a cool example because it's really vivid. Most of it, it's like organizational design, but they're designing speakers. And they said that now when they decide to take a component out of their tried and true speaker design, they actually budget more design time for it because they realize that they're going to have to like test how the whole system works and make sure there aren't any unintended consequences of getting rid of that thing. Whereas if you're like adding some new widget to it, you don't necessarily have, you can pretty much trust that it's going to work the same as it did plus the widget.

20:36So I thought that was like a cool example of like, okay, now that they understand the science, now that they understand what's happening here, they can then apply it in their world and make their world tailored to making subtraction more likely to happen. I think the other ones, I mean, just the visibility of it, I think, is really exciting to see. So like, you know, Bob mentioned the subtractor in chief, which I agree completely. It's like, you know, making another role for this is not the solution. It's addition. But to the extent that it makes it visible in the company and signals that this is something our company cares about, I mean, that's kind of useful.

21:11So, you know, whether it's through that or whether it's just like having the person who introduces me say that subtraction is important and this is why it's meaningful to them, you can kind of see the change happening there. So, yeah, those are some examples. And it's so interesting because you talk about, you know, the idea that, you know, people are doing this to be seen as competent, right? But actually, you're more competent when you're subtracting. Right. Yeah. Yeah. But do you think that that's once you get to a certain point in your career, you have that luxury? But I think of the people who are just starting out.

21:50Right. And, you know, they're doing everything to prove that they belong. And it's really hard for them to kind of trust. Oh, no, your boss actually doesn't want to see all the work that you did. Just send them the short email. so it's you know it's different for different people and I think you know as the people who have seen subtraction work we have to kind of give other people the freedom like teach them how to do it yeah yeah what's your advice for younger folks coming up in the workforce I think there's ways to subtract I think it's like you can still show your work right you can still send the short email if you're and like okay this is what I would have sent and then have the attachment with all your work and your boss doesn't need to actually look at it.

22:30I mean, it's kind of like in a presentation, if you, you know, somebody's having you come give a presentation, you don't want it to look like you didn't do anything to prepare. So you can, but you also don't want to like, just come there and talk at them. So you can kind of have materials, supplementary materials that kind of show your work or even the, you know, the flap copy that Bob just showed where it's like, okay, I had these extra words here and I thought of them and then I reduced it down. So you're like kind of showing the steps. That was brilliant, by the way. Yeah. I mean, that was, as Bob knows, that's like the author can suggest things, but the editor has to agree.

23:06And so I give my editor a lot of credit for that one too. And so, I mean, when I think of organizational examples, there are a lot of organizational examples. And even in my university, Stanford University, one of the top three goals of our new president is a simplification movement. And it is interesting that by just getting people focused on, well, what can I subtract? And then having them be able to brag about it. I'm seeing, and we are not perfect, I'm seeing all sorts of examples. I mean, one of my favorite one was that this woman who was like a sort of mid-level administrator, she interviewed everybody who went to their monthly meeting.

23:50This is in humanities and science at Stanford. and after interviewing all of them, 56 people or something like that, they said, well, why don't we meet once a quarter instead but meet in person? So she got rid of – that's eight meetings a year she got rid of. And the way she did it, and the reason that's a good example to me, is that friction fixing or subtraction is actually sometimes a high effort process to get right. But it happens. Another example, which is in our book, is from Netflix, where one of the things that Reed and Patty are very proud of is how easy it is to end your Netflix subscription.

24:28It's so easy. I've done it accidentally before. When I was writing the book, I clicked it, and, oh, my God, I have to. And apparently that was a strategic decision early on. It was. Both because this was described to me by Patty. People were actually embarrassed by how hard it was to get rid of the subscription. And the other thing that Patty emphasized is they got better data. You get Netflix because it was more sensitive because people knew it was easier to quit and easier to come back. So that's a case of reducing steps, basically. So that was what subtraction was like reducing the steps. I love the Stanford example.

25:07That is such a great illustration because she got to meet with all the people individually. right all this work ahead of time and you switched it to in-person meetings fewer in-person meetings so it's a cool illustration of how like subtracting crappy stuff you can add back in the high value stuff yeah yeah and i think like meetings like if people are looking for a place to start meetings is a great place to start like there's so many useless meetings that we just have there is a gentleman on the podcast but he was basically we just follow our calendars we did you know like Nobody questions. Everybody just shows up.

25:41And he's like, if the meeting's 45 minutes, guess how long it's going to take? Yes. 45 minutes. We're 45 minutes. He's like, so if you make it 20 minutes, guess how long it'll take? 20 minutes. 20 minutes, right. Another of Bob's friends, Rebecca Hines, has a book coming. I think it's out now about your best meeting ever. Yeah, it's coming out. Yeah. It's not out yet, but it's done. She put it on LinkedIn, so I'm not spilling the beans, I hope. No, no, no, no, no. you can advance order best meeting ever. Yeah, it's a great title. And she knows more about it than anybody. She's the one behind the meeting doomsday at Asana.

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26:15And you mentioned, Jessica, I think this is a really important point, right? So the general principle here is that our default mode is adding. We just keep going right along with adding and meetings are an illustration of that. And that's why the meeting doomsday works because it switches the default. All the meetings are gone. You can still add them back in, but now you have to question whether they're needed instead of question whether it's worth the effort to get rid of them. It's a subtle but huge switch. But I think sometimes for behavior change, and you two probably know more about this than I do because you study it, but you need a jolt.

26:49You know what I mean? You need a shock to the system to make people change or they'll just keep doing the same thing. Is that true or I'm just making that up? No, I think it's not. I think the, I do think in this case, it's especially important, right? You hear about like small incremental change and then like perpetuating. But I think one of the reasons that change perpetuates is because people can see the change. And if you make small incremental subtractions, people can't necessarily see them. So you need to, like, you need to complete that feedback loop somehow. There has to be the subtraction.

27:23People need to see it. And then they need to realize that they can subtract in other situations. so I agree with that Jessica okay I'm glad I'm not one thing that I say I'm curious to your reactions too is you know I talk like the cultural reason why we might not do this is just because for a long time adding has been a good option right just building civilization when there's no road between two cities it makes sense to build the road but then when you've got built up cities then you can start thinking about what would we remove to make it better and you know Bob always tells me about the great organization quote about, you know, more, more die from indigestion than starvation.

28:02Right, right, right. Yeah, yeah. Is that, so to what extent do you think that plays a part here? And are there like ways to, is it worth like calling that out explicitly? And, you know, is there a need to like kind of tailor a specific subtraction strategy to that? Does that make sense? so Jessica, Netflix, how did you get that mindset going? I mean, Netflix, when you were there, very disciplined about subtraction, actually. We were very disciplined. How did that become vivid? From Reed. Ah! You know, like, he really was... So, I mean, like, he had an upset... I mean, the whole culture was like, you know, we wanted to hire the best people and we wanted them to be able to move fast and go, go, go, go, go, so that we could win.

28:52and that's where freedom and responsibility came from but what what he studied was he studied all these organizations that you know they make that first s curve but many of them don't make that second s curve and the reason why they don't make the second s curve is that they're slow they're bureaucratic and then they are so risk adverse from doing anything with the thing that made them successful in the first place like you know there's all the examples right buster yahoo like And so he was just obsessed with us not being slow and bureaucratic. And then he was obsessed with us being able to focus on what not to do.

29:32And DVD was what not to do. And he didn't want any of us focused on it. Meanwhile, it was the thing that was paying all the bills. It was paying for the innovation for streaming. And he wanted to sever it and cut it off. And that's when the whole Quickster thing happened, if you guys remember that. Yes, I remember that. Those were fun days. But, you know, we quickly made it through that debacle because, again, the strategy was right to not focus on DVD. But how we did that from a operational perspective and doing it more externally was not the right strategy. But it was the right thing to do. We just didn't execute it right.

30:15but we recovered very, very quickly because again, we focused and we got it together and we were faster and better than anyone. So this is a case of them trying to get rid of their DVD, basically spin it out. Yeah. As I recall, and it was one of the only organizations I've ever heard of that stopped doing something that a little bit too early, not a lot too early, just a little bit too early. So, so yeah. Like Reed went from like, I think the week before he was on the cover of Forbes, like, you know, God-like CEO. And then the next week, there were like Saturday Night Live skits about him.

30:55It was fun. But well, fun now, but at the time, it was really tough. You know, but it was, I would say like, all of us that were there through that, like, we learned so much about subtracting, right? So it was interesting. So one of my, actually, one of my advisees, this guy named Eric Colson, who I suspect you know. Yeah, I love Eric. Yeah. So he was at Netflix during this time. And he's a data guy. He's like an algorithm officer kind of guy. Yeah. And he said the problem with that decision is he said all the other decisions we made, we could do A-B testing. But whether or not to, like, spin off a business, we couldn't do a real A-B test.

31:36We just had to read literature. So his argument was we didn't have good enough data to make the decision. That was his argument. Yeah, that's fair and true. But I think the data Reed had was watching these other companies' demisals, right? And that's what he was worried about. And anyways, enough about Reed. Yeah. So, Lighty, I guess so now research subtraction and now what? like what are you getting into now like what's the next thing that we can yeah add so I'm just finishing up my next book it's called in a good place um so it's about like what how where we work live and play makes us who we are basically and so it's about how our surround our relationship with our surroundings and how they kind of either feed or starve our needs for competence, connection, and agency.

32:37I need to work on the elevator pitch, but that's what I've got so far. So it's related in that it combines kind of behavior, like psychology and, you know, our interactions with the world. But it's probably bigger in scope than subtract, although it will be shorter. So tell us a story. Like, tell us a favorite story that got you interested in this? Oh man. Um, some of the best stories from this. So, um, I have a lot of stories from, uh, my daughter, Josephine in the book. One of, I mean, one of my favorites is just her yelling. One of the things that kids learn in preschool now is to yell space, right?

33:19That's how they get this like little 10 foot bubble around them. Oh really? Yeah. It's like, it's like, yeah, they're like, I need space. Yeah, exactly. It's so cute. I mean, you can go into the into the daycare and or the preschool and see if a kid has said it or not because like the other kids actually listen and so you that's how you like but it's it's um carves out a boundary right and it's like you know this setting your physical boundaries is the first step towards setting all kind of like personal boundaries and it's cool if you like look at the neuroscience of it that those like the same stuff is basically happening in your brain like boundary physical boundaries are the same as social boundaries mentally.

33:59And so that's one favorite story. I think, what are some other ones? Just there's a, you know, analogous to the Legos, there's some stories about building sandcastles on the beach, right? And so, you know, why is that so fun, right? It's like we have this need to physically interact with the world around us and to feel like we can do something with it, right? To show that we're competent, that we can make the sandcastle, but also to show that like we have agency or freedom or free will that like we can do what we want on the beach. So some of those examples. So you mentioned environment in your pitch.

34:41So like our physical environments. Yeah. So like the room that I'm in now, there's a lot I talk a lot about like open and closed offices. And I mean, I think one of the funny things about that is that like every five years, There's a contrarian think piece. Open, not open. Yeah, the opposite of whatever everybody is thinking. Well, now it's remote, not remote. Yeah, yeah, yeah. So where do you come down on the open versus closed office? That it's more important that the people get to pick. That the people feel like they have, like you can have an open office that's supposed to be great for collaboration and freedom, but if you feel like your boss dictated it, then it's just as controlling as a cubicle, right?

35:21And so, I mean, obviously, all of these space decisions, right, there are so many variables that it always depends. There's no one size fits all. But all this focus on open versus closed, you know, it's much more important to understand, like, or to have the employees actually have a say. Like, the people working in it feel like they can actually control it. Well, yeah, and I think, you know, it's interesting because it's like some groups of employees, like engineers, they like to be quiet and they, you know, they want to be in a dark room coding, you know, and they don't want people bothering them.

35:59But then you have the sales team, you know, and the sales team doesn't want that, you know. Right. They feed off the energy of each other. Right. And, you know, the engineers doing some tasks want to be able to feed off the energy. And sometimes the sales team needs a quiet spot. Right. Yeah. Okay. This is so fascinating. Is there anything else you want to tell us about the new research or any other surprises? I don't think so. I mean, I'm not going to stop the subtracting stuff. I think it's been, actually, it's really interesting. You know, this may or may not be interesting to your listeners.

36:35If it's not, you can cut it out. But I think as an academic, you think about your job as creating and sharing knowledge, right? And kind of look at, this is the first time I've had a book that like got out there into the world in a way that I, you know, this is effectively sharing knowledge beyond academia. But then there's this whole other like super cool thing that happens once it gets out there is that now I'm learning from how the world works in a way that I, you know, it's not like I'm going, I go and talk or I, you know, I have this conversation with you all. This is like a priceless knowledge creation opportunity for me that happens after putting the work out into the world.

37:16So I think that that's something I really appreciate and look forward to keep going with. Yeah. I mean, just the process of, I like the way that Lydie is describing this reciprocal process, because what happens like both when you start working on an idea, and then when it gets in the world, people come to you or you find people that you can learn from. I think that I chased down Leidy after learning about his work and said, tell me more. And then we started getting to know each other. And then the other thing with the subtraction stuff, so basically 80 % of the friction stuff that I work on is really subtraction stuff.

37:53I mean, there's some other redesigned elements, but it's mostly subtraction stuff. And people will come to me and want to tell me their stories. So, I mean, so we did something with Steve Gordon, who is the head of the department of motor vehicles in the state of California. And I can only imagine how much they need to work with the two of you. No, no, no. That's not true. It's amazing. This guy, Steve Gordon has made amazing changes like digitizing things, improving process, improving culture. I mean, and he visited, he got in his car and he visited all 180 field offices and asked the employees?

38:32What can we do to reduce the burdens and make things better, make you more respected and everything? He's done a great job. Oh, that's good. Well, I'm happy about that. I don't know if I've felt it as a consumer. There's some things that are a lot easier. That's my line is that if the California DMV can do it, Google and Stanford can do it. That's my line. That's true. That's true. Now, I just think of what's that movie, the kids movie, where it's like all the sloths and they're at the DMV. I forget that. It's like Pixar. Do you know what I'm talking about, lady? No. And then the sloth is like, she's at the DMV and she's like moving the paperwork.

39:14Oh, I get it. It's like all the sloths are working at the DMV. Okay. Sorry, DMV people. We love you. They've really gotten better in California. It's very impressive. Yeah, there's been, we talked about a lot of like corporate examples, but huge uptake in education and, you know, a need for doing this. And it's kind of an intellectual crew that are doing this. So that's, I echo what Bob says there about them kind of using those examples and us learning from that. Well, this is just fascinating. We always ask, Leidy, for like a little nugget that you want to give the listeners. Like, what do you want to leave them with?

39:54We haven't talked about subtracting like information and ideas. I think that's just, you know, I don't need to say much about it other than that that's an area that it can be applied to, right? You can, we've got to think about the information that we let into our brains. Uh, and we've got to think about the information that's already in there and like, what ideas that we kind of hold in our mental models that we could get rid of because they're not serving us anymore. Uh, I love that. What, what, how do you do that? It's, I don't know. So I think, I mean, the filtering mechanism, I mean, that's kind of, you know, the same way you guard your calendar, you can guard your cognitive load, right?

40:36I mean, like when I'm coming on a podcast, I don't write for the hour before because then I'll be like scatterbrained. But I mean, what works for some people works for others. More scatterbrained than I already am. Then with the stuff that's already in your head, I mean, the best thing that I've come up with is just, you know, giving myself a half hour each week to just deliberately question things, right? because the way that we build, the way that we tend to build our knowledge is to add to our mental models, right? And if we are adding to faulty mental models, we're, you know, doing the same thing the organizations are doing.

41:10Yeah. Well, you got me thinking about like, just when you said information, I'm like, yeah, all the information, all the social media, all the, you know, it's just like all the time. Put your phone down. Put your phone down. Yeah, put your phone. That's a good first step. Yeah. Leave it in another room. Right. Yeah. Okay. Will you join Bob and I in a career confession? Oh, I'd love to. Happy to. Okay. Okay. They're not, you know, they sound way, confession makes it sound way more dramatic than it is. But okay, here's the context and then I'll lead up to the question. Being a full-time mom and entrepreneur feels like an endless juggling act.

41:53along with responsibilities piling up and leaving me stretched thin. It's frustrating to balance family needs with career aspirations. I always end up feeling confused and overwhelmed to the point I can't function. Question, how can I use the subtractive mindset to find balance and manage my roles as a mom, entrepreneur, wife without feeling overwhelmed and still making time for myself? Great question. I need the answer to this question. This is not a question that a white male should be answering. Jessica, you need to take a stab at answering this. You're doing all those things. But you understand a lot about subtracting.

42:43I can answer the subtraction part. I think, you know, I will say as a woman to this woman, I'm probably not great at it. I've gotten better over time at saying no to things, right? And I think women aren't good. Well, I don't know if that's true, but I would say a lot of women that I know aren't good at saying no. I know that I wasn't good at saying no. and I would just, okay, yeah, I'll help you and help you and help you. And to the point, like I, I have no time to do anything. Right. So I think my advice to this woman is to think about the things that she can say no to. Right. Like, and I think when I had my kid, I started saying no more because I, you know, I was, no, I don't, I don't want to do that.

43:40Like, you know, like, you know, Do I want to fly to California to go to the Christmas party for, you know? No, I don't. You know, I, sounds fun. Maybe in my 20s, that would have been great, right? But now, you know, I'm, you know, that's, so I think like that. And then I think about, I think getting your book, Lighty, might be helpful to this person to think about like the things that work, that they can maybe create some boundaries around or subtract, right, from like whether it's meetings or just kind of things that they're taking on that maybe they don't need to take on. So I co-authored a piece with Yael Schonbrunn, who's like a parenting expert in the behavioral scientist about, you know, subtracting for parental overwhelm.

44:30I think one thing to remember is that subtracting is harder the more overwhelmed we are, right, because it's not our default way of doing things. So we really need to set aside time and step back. And so I think, you know, empathizing with, I mean, not being a mom, but being a new parent, that's a huge load that comes on. And it's really easy in that moment to just survive in advance, right? It's like get to the next week. It really is survival. Yeah. And so, but that's just kind of, you're just going to keep adding. And so like having the time to step back and be, and then reevaluate what you're doing and what can go really carving out that time for it is probably important in that moment.

45:09I mean, one thing that happens, and you know this much better than I do, when it happens with women and the evidence is really clear is that, uh, is that they're expected to do everything. And, um, I do go back and talk about my wife a lot, but, uh, my, you know, my wife would talk a lot about what women would make it in to partner at the law firm she was at and which ones would have to leave. And a lot of it would depend on the nature of their partner, whether it was somebody who was supportive and did their share. And especially when there were women in heterosexual relationships and whether their husband would do anything.

45:43And some of them would, to retwitch their husbands would do absolutely nothing, would just stagger me sometimes, like just nothing. And even though they were married to, you know, a woman who was working 60 hours a week in a law firm and they had a little kid and their husband would do nothing. So the partner you choose is also part of the issue. And how much you can influence your partner to help. Yeah. I was lucky. I've had a very supportive partner. Yeah, I still do more. But, you know. Everybody does. You know. But that's okay. But I think that's a great point. I was going to ask you, Bob, about your wife.

46:21Because, you know, you watched her, you know, in her career, juggle all these things, I'm sure. I mean, she had the third kid right after she became managing partner of her law firm. And yeah, well, she's really good at saying no. And I don't think I did as much as I should have, but I did more than any man I knew, which is a pretty low standard. And we had a great nanny. Yeah, nanny. Get a nanny if you can afford it. That's helpful. That's actually good advice. I mean, the nanny. Yeah. But I also think this is one thing to come back to, right, is like the whole context for subtracting here was like subtracting to make things better.

47:05And so you don't want to subtract out the time with the kids, right? That's the other thing of slowing down. It's like what are the fun things, the irreplaceable things that are happening right now that I want to spend the time on and they're not something to take away. I love that. You just gave me goosebumps. I love that. Well, Lydie, thank you so much for coming on. This was just such a pleasure. And I'm so glad you're Bob's friend. And he invited you on. So thank you so much. It was such a good conversation. Oh, my pleasure. It's a pleasure being here. Always fun to talk to Bob. And nice to meet you, Jessica.

47:41Yeah, Lydie, it's great to talk. We can talk in real life soon, too. Yeah, yeah. Jessica, do you want to hear the story of how Bob found me? Yeah. It's a great story. So Bob, as modest as he, like, he sent an email to Adam Grant asking for an introduction to me. And I responded to Adam. I'm like, this is like Bill Russell asking Michael Jordan for an introduction to some, like, college basketball player. Like, I'm pretty sure I would have just answered your email, Bob. So, yeah, and that's, it's gone from there. Oh, my gosh. That's, well, Adam came up on the last show, too, Bob. he's such a great connecter he really is great at connecting people and then i think bob said that uh the other thing that they had in common with bill russell and well at least michael jordan maybe not bill russell is that they're bald so yeah fair yeah fair um okay well that was a great story i'm glad you told me i didn't yeah bob good good on you finding him good job Thanks for listening to TruthWorks.

From the publisher

Why do we instinctively add when the better answer might be less?

In this episode of the Truth Works Podcast, we sit down with Leidy Klotz—behavioral scientist, engineer, and author of Subtract—to explore why subtraction is one of the most underused tools in problem-solving, design, and even life itself. From ancient architecture to modern innovation, Leidy unpacks the hidden bias that keeps us adding complexity instead of removing it.

We dive into how this instinct shapes everything from personal decisions to global policy, and how changing it could transform the way we think, create, and lead.

If you’re addicted to doing more, building more, and thinking more—this episode might just shift your perspective forever.


Topics:

1. Subtraction for solutions: Using subtraction to improve outcomes, inspired by a Lego bridge.


2. Default to adding: Humans add to show competence, like bowerbirds building nests.


3. Bureaucratic over-addition: Excessive additions cause inefficiency, e.g., 60 sign-offs.


4. Effective subtraction: Cases like Capital One task removal, PBS dropping reviews.


5. Friction reduction via subtraction: Simplifying processes, e.g., Google’s interview limit.


6. Netflix’s subtraction strategy: Spinning off DVDs to focus on streaming.


7. Cutting meetings: Reducing meetings, e.g., Stanford’s quarterly shift, Asana’s reset.


8. Subtraction challenges for juniors: Early-career struggle to subtract, need subtle work display.


9. Environment shaping behavior: How environments impact competence, connection, agency.


10. Reducing cognitive load: Filtering info, questioning outdated mental models.


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