I'm a big Tesla fan, though I readily admit I know very little about him. I have a couple biographies about him... mayb if I actually read them, it would help... probably not.
(Though, perhaps I can persuade you to play Assassin's Creed II if I say that there is a lot of stuff about Tesla in it)?
Edward Bernays, is my unknown man of history.
http://en.wikipedia.org/wiki/Edward_Bernays
Though the real goods are about a third of the way through this video:
http://podcasts.howstuffworks.com/hsw/podcasts/conspiracy/2009-11-13-conspiracy-fluoridation.m4v