Question 1

What are the key takeaways from Kristen Berman's episode on Lenny's Podcast?

Accepted Answer

1. Map out every step a user must take before designing features - behavioral diagnosis reveals why logical-seeming features like budgeting fail to change actual behavior. 2. Adding strategic questions to signup flows can increase conversion by helping users mentally engage with the benefits, countering the common assumption that all friction is bad. 3. Set team incentives on specific customer behaviors rather than vanity metrics - misaligned incentives will push even well-intentioned teams toward predatory patterns. 4. When you want users to do less of something, add friction strategically - TikTok reduced misinformation sharing by 24% with a simple 'Are you sure?' prompt. 5. Always test multiple conditions against each other rather than evaluating a single design - relative comparison is the only reliable way to predict what will drive behavior change.

Question 2

What does Kristen Berman say about behavioral-science and psychology?

Accepted Answer

"In behavioral economics, you combine the field of psychology and economics and say, 'Look, people make decisions with lots of emotion. We are present bias. We over-weighed our present selves. We follow social norms.' But the good news is that we do these things in predictable ways. And once you understand how and why people behave, you can start to change it." - Kristen Berman "Big experiment. This is with 10,000 people, so we can really trust the results. And what happened? Nothing. So, they were shocked. The team was shocked. Remember, this is a big investment of time and effort, took a lot of energy to build. Zero change in average spend, zero change in spend variability." - Kristen Berman "If you map out every single step that it takes to do this behavior, and the behavior would be reducing your spend, it's pretty clear that budgeting just isn't going to pull the weight. And this is what we call a behavioral diagnosis, where you map out every single step." - Kristen Berman

Question 3

What are Kristen Berman's views on behavioral-science, psychology, experimentation?

Accepted Answer

Kristen Berman: "In behavioral economics, you combine the field of psychology and economics and say, 'Look, people make decisions with lots of emotion. We are present bias. We over-weighed our present selves. We follow social norms.' But the good news is that we do these things in predictable ways. And once you understand how and why people behave, you can start to change it." Kristen Berman: "Big experiment. This is with 10,000 people, so we can really trust the results. And what happened? Nothing. So, they were shocked. The team was shocked. Remember, this is a big investment of time and effort, took a lot of energy to build. Zero change in average spend, zero change in spend variability."

Kristen Berman

Using behavioral science to improve your product | Kristen Berman (Irrational Labs)

TRANSCRIPT

Kristen Berman

Using behavioral science to improve your product | Kristen Berman (Irrational Labs)

Kristen Berman

Using behavioral science to improve your product | Kristen Berman (Irrational Labs)

TRANSCRIPT

Kristen Berman

Using behavioral science to improve your product | Kristen Berman (Irrational Labs)