Science news articles about 'nicholas christakis'

... know each other all quit smoking at once,” says Nicholas Christakis, a professor in Harvard Medical School ... participants. Focusing on 5,124 individuals, Christakis and Fowler observed a total of 53,228 ...

... , who are two to three degrees removed from you," says Harvard Medical School professor Nicholas Christakis, who, along with James Fowler from the University of California, San Diego co-authored this ...

... a genetic role in the formation and configuration of these networks. The research was conducted by Nicholas Christakis of Harvard, who is professor of sociology in the Faculty of Arts and Sciences ...