Twins: A window into human nature | Nancy Segal | TEDxManhattanBeach

by TEDxTalks
Twins tell us about our humanity - who we are and where we came from, says Nancy Segal. In her fascinating and entertaining talk, we learn that genes play a ...

Runtime: 11:43

From: YouTube   URL: https://www.youtube.com/watch?v=c2__1Jrcpv4