Samuel T. Wilkinson is Associate Professor of Psychiatry at Yale University, where he also serves as Associate Director of the Yale Depression Research Program. His new book, Purpose: What Evolution and Human Nature Imply about the Meaning of Our Existence, is out now. 15 Daily Steps to Lose Weight and Prevent Disease PDF: https://bit.ly/46XTn8f - Get my FREE eBook now! Subscribe to The Genius Life on YouTube! - http://youtube.com/maxlugavere This episode is proudly sponsored by: Puori provides IFOS-certified, high potency fish oil to satisfy all of your pre-formed omega-3 needs! Visit Puori.com/MAX and use promo code MAX to get 20% off site-wide.