Kristen co-founded <a href="https://irrationallabs.com/">Irrational Labs</a>, a behavioral product design company, with Dan Ariely in 2013. Irrational Labs helps companies and nonprofits understand and leverage behavioral economics to increase the health, wealth and happiness of their users.  She also co-founded <a href="http://advanced-hindsight.com/commoncents-lab/">Common Cents Lab</a>, a Duke University initiative dedicated to improving the financial wellbeing for low to middle Americans.
She was on the founding team for the behavioral economics group at Google, and co-authored a series of workbooks called <I>Hacking Human Nature for Good: A practical guide to changing behaviour </I>, with Dan Ariely.

product design process

How to Design Products Using Behavioral Science