Broken Heart: A Statistical Study of Increased Mortality Among Widowers

The spread of obesity in a large social network over 32 years

Dynamic spread of happiness in a large social network: Longitudinal analysis over 20 years in the Framingham Heart Study

Model of genetic variation in human social networks

Social capital in the creation of human capital

Effective leadership and decision-making in animal groups on the move

Murder by structure: Dominance relations and the social structure of gang homicide

Creating social contagion through viral product design: A randomized trial of peer influence in networks


Cooperative Behavior Cascades in Human Social Networks

Kita semua dikelilingi oleh jaringan sosial yang sangat luas, teman-teman, keluarga, rekan kerja, dan sebagainya. Nicholas Christakis menelusuri bagaimana berbagai macam karakter -- dari kebahagiaan ke kegemukan -- dapat tersebar dari satu orang ke orang lainnya, menunjukkan bagaimana letak anda dalam jaringan sosial dapat mempengaruhi kehidupan anda dalam berbagai cara yang anda sendiri tidak menyadarinya. 

Pengaruh tersembunyi dari jaringan sosial

Human connections ripple far beyond close friends or family, influencing everything from happiness to obesity. Studies show that a person’s risk of becoming obese jumps 45 percent if a friend becomes obese, and even friends of friends can affect behaviors and emotions. These sprawling networks act like living organisms, with patterns and benefits that emerge from their complex structure. The architecture of our relationships holds surprising power over health, feelings, and even personal choices.