Bit of a tangent, but it's fun to think about how much it takes to become a -er, -ian or -ist in a given field. Philosophy is probably one of the hardest, you need to be seen as up there with the all-time greats. In history or physics you probably need to be faculty, in economics you need to have a PhD, in engineering you don't even need a degree but you need to be practicing,...

> you need to be seen as up there with the all-time greats

when in school i hung out with a lot of architecture students. They were all told and taught that they will be the next Frank Lloyd Wright or a failure. Then they graduate and end up getting a job drawing construction documents for Taco Bell. Heh they're a pretty jaded bunch.