Michelle Cornejo SOC 101 Grace Cale Nicholas Christakis: The Sociological Science Behind Social Net - works and Social Influence • Eric Hoffer (1902-1983) said that when people are free to do as they please they usually imitate each other Social network structures *these are the questions we ask* Why do they look the way they do? Why do we form social networks? Why do they have the structure that they do? • Transitivity- a relationship structure where if A knows X and X knows Y then A knows Y too. • Centrality - the difference between two individuals proximity to the center of a network How Social networks effect us? Its the actual structure of the network that really effects us. (carbon example) Carbon teaches us: 1. Properties of the network are NOT determined by any one unit 2. Properties of the network are determined by HOW you con- nect to the units. *the ties between people make the whole greater than the sum of its parts* Case Study: Broadway Musicals
Why some are a big success and why some are a disaster?
- Fall '06