In this episode of The Brainy Business podcast, host Melina Palmer welcomes Evelyn Gosnell and Dr. Isabel Macdonald from Irrational Labs. Evelyn, as the managing director, applies behavioral insights to help product teams drive business outcomes and customer value. She has collaborated with leading companies like Lyft, TikTok, Google, and more. Isabel, a behavioral scientist with a PhD in public policy from Harvard University, focuses on leveraging economic and psychological forces to guide the development of technology tools for social good.
The episode delves into a recent project with Lyft, where Evelyn and Isabel share key insights on using behavioral science to enhance user engagement. They discuss the Women+ Connect feature, aimed at increasing matches between female drivers and riders, and how different behavioral messaging strategies were tested to optimize driver opt-in rates.
In this episode:
- Discover the behavioral mapping process used by Irrational Labs to identify psychological factors impacting user decisions.
- Learn about the three messaging strategies tested with Lyft drivers and the surprising results that emerged.
- Understand the importance of being “uncomfortably specific” when defining key behaviors to change.
- Explore how behavioral science can be applied across various industries to improve product engagement and business outcomes.
- Gain insights into the challenges and opportunities of incorporating behavioral science into product development.



