This interview of Taleb previews his book and thoughts on Antifragility that will be coming out this fall. Taleb is both entertaining (and sometimes exasperating) and awfully enlightening, combining some very ancient ideas with some very sophisticated contemporary insights. This presentation, like my recent post of the Gergerenzer talk, comes from the Zurich Minds conference, which appears to be Swiss TED talks.
Wait! Actyally a better, more coherent & easy to follow presentation given @ Princeton's Woodrow Wilson School: