"Now this is a model that builds off the [inaudible] model it's just really an extension. But it can allow us to sort of think about threshold based models of participation and pure effects in a little more subtle ways. Why standing
"Synopsis of Big Sort: Bill Bishop claims that we are increasingly self-sorting ourselves into neighborhoods politically and only associating with like-minded political neighbors with all kinds of horrible consequences. Much of Bishop and Cushing’s evidence about the corrosive effect comes from psycho-sociological
"These sort of contagion phenomena that happened [inaudible] pure effects. That sometimes. The tail wags the dog. What do I mean by that. What I mean is that sometimes. The people at the end of distribution. The extremists. Are the ones that
"In 1971, the American economist Thomas Schelling created an agent-based model that might help explain why segregation is so difficult to combat. His model of segregation showed that even when individuals (or "agents") didn't mind being surrounded or living by agents of