“We’ve shown that altruistic behavior ripples through networks and so does meanness. Networks will magnify whatever they are seeded with. They will magnify Ebola and fascism and unhappiness and violence, but also they will magnify love and altruism and happiness and information.” Nicholas Christakis, MD, PhD, MPH, is a professor at Yale University and directs the Human Nature Lab there.
Nicholas Christakis: The hidden influence of social networks
We’re all embedded in vast social networks of friends, family, co-workers and more. Nicholas Christakis tracks how a wide variety of traits — from happiness to obesity — can spread from person to person, showing how your location in the network might impact your life in ways you don’t even know.