One of the greatest things about NPR is that they archive everything they broadcast. Many a late night at my house has been spent listening to old episodes of This American Life. Whether or not you regularly frequent the dusty digital shelves of NPR, it's worth a visit to the files of To the Best of Our Knowledge to hear our own Nicole-Anne Boyer speak about strategic foresight, the psychology of risk, and the power of optimism.

It's the "Hope Springs Eternal" program, April 16th, 2006. Hear it here. (You have to scroll down to the date above.)