The Ludology podcast takes a look at the use of uncertainty and randomness in games:

http://ludology.libsyn.com/webpage/ludology-episode-34-the-good-the-bad-and-the-random

SEE ALSO:

Luck and games, on the Dice Hate Me podcast:

http://cardboardedison.tumblr.com/post/19635270677/luck-and-games-danielsolis-chats-with