Friday Five: Links to take you to the weekend in style

Via boingboing: College Humor does a great little bit of satire: Fake Disney movie trailer for the Sarah Palin story

The effect of income anxiety on lottery ticket purchases

The Radiolab episode on making the hippo dance, or presenting academic ideas to a non-specialist audience

Obama: The price of being black

Via Kottke, Roger Ebert on how to read a movie