- Peace: the citizens of Switzerland and its federal ethics committee on non-human biotechnology for adopting (pdf) the legal principle that plants have dignity.
- Medicine: Dan Ariely and colleagues for demonstrating that expensive placebos are more effective than cheap placebos, and
- Economics: Geoffrey Miller, Joshua Tybur and Brent Jordan for showing (pdf) that lap dancers' tips are highest when they're ovulating.
Congratulations to the winners! A video of the ceremony, by the way, will soon be available.