In trying to understand what makes us tick, people still debate the old nature vs. nurture argument. Yet modern science, medicine, psychology and biology all tell us it’s far more complex.

In fact it’s a little like a variation of the uncertainty principle in physics. The very act of trying to understand our behaviors or the behavior of others, tell us more about the observers and sometimes the way in which the observer is even influenced by others behavior

This complexity is what Robert Sapolsky examines in Behave: The Biology of Humans at Our Best and Worst.

My conversation with Robert Sopolsky: