The full list of winners:
Nutrition: Massimiliano Zampini and Charles Spence for their study showing that food actually tastes better if it sounds crunchier.
Peace: The Swiss Federal Ethics Committee on Non-Human Biotechnology and the citizens of Switzerland for adopting the legal principle that plants have dignity.
Archaeology: Astolfo Gomes de Mello Araujo and Jose Carlos Marcelino for demonstrating that armadillos can turn the contents of an archaeological dig upside down.
Biology: Marie-Christine Cadiergues, Christel Joubert and Michel Franc for showing that fleas on dogs can jump higher than fleas on a cats.
Medicine: Dan Ariely for demonstrating that expensive fake medicine is more effective than cheap fake medicine.
Cognitive Science: Toshiyuki Nakagaki, Hiroyasu Yamada, Ryo Kobayashi, Atsushi Tero, Akio Ishiguro and Agota Toth for demonstrating that slime moulds can solve puzzles.
Economics: Geoffrey Miller, Joshua Tyber and Brent Jordan for discovering that the fertility cycle of a lap dancer affects her tip-earning potential.
Physics: Dorian Raymer and Douglas Smith for proving that heaps of string or hair or almost anything else will inevitably tangle themselves up in knots.
Chemistry: Sheree Umpierre, Joseph Hill and Deborah Anderson for discovering that Coca-Cola is an effective spermicide (it was shared with C.Y. Hong, C.C. Shieh, P. Wu and B.N. Chiang who showed the opposite).
Literature: David Sims for his passionately written study “You Bastard: A Narrative Exploration of the Experience of Indignation within Organizations.”