This weeks program was chosen by our member Jessica Stieritz from Cincinnati, Ohio.

The Biology of Our Best and Worst Selves

By: Robert Sapolsky

How can humans be so compassionate and altruistic — and also so brutal and violent? To understand why we do what we do, neuroscientist Robert Sapolsky looks at extreme context, examining actions on timescales from seconds to millions of years before they occurred. In this fascinating talk, he shares his cutting edge research into the biology that drives our worst and best behaviors.