Decision cascades in social networks

How do people in a social network behave? How are opinions, decisions and behaviors of individuals influenced by their online networks? Can the application of math help answer these questions?

Helping your fellow rat: Rodents show empathy-driven behavior

The first evidence of empathy-driven helping behavior in rodents has been observed in laboratory rats that repeatedly free companions from a restraint, according to a new study by University of Chicago neuroscientists.

'Emotional contagion' sweeps Facebook

When it hasn't been your day – your week, your month, or even your year – it might be time to turn to Facebook friends for a little positive reinforcement. According to a new study by social scientists at Cornell, the ...

page 1 from 5