Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Mar 17, 2010
Can your social network make you fat? Affect your mood? Political scientist James H. Fowler reveals the dynamics of social networks, the invisible webs that connect each of us to the other. With Nicholas A. Christakis, Fowler recently coauthored, Connected: The Surprising Power of Our Social Networks and How They Shape Our Lives.