Seldon is Heard
I was a big science fiction fan in my youth, and one of its gods in those days was Isaac Asimov, author of I Robot , the Foundation series, and roughly a million other books. The hero of Foundation , if I can remember half a century later, was Hari Seldon, pschohistorian. Psychohistory, Seldon's new science, used mathematics to predict the evolution of an interstellar civilization over a millenium. It was supposed to be a statistical science, sort of a statistical mechanics for social science. I always considered it a crock - something of a blot on Asimov's reputation. This was before Lorentz and Mandlebrot, but I had read a little Poincare, and either influenced by that, or by a natural aversion to implausible extrapolation, I was pretty sure that the evolution of societies would exhibit sensitive dependence on initial conditions, especially those initial conditions that weren't yet known - like laws of physics yet to be discovered. Others, it seems, hold a different...