Society. Art. Lies, damned lies and statistics (about TEDTalks) Jor-El: Last-ditch appeal to save the planet. Education. Technology. Performance. James Cameron: Before Avatar ... a curious boy. Scott Kim takes apart the art of puzzles. Gary Vaynerchuk: Do what you love (no excuses!) Alan Siegel: Let's simplify legal jargon! Nathan Myhrvold on archeology, animal photography, BBQ ... Juliana Machado Ferreira: The fight to end rare-animal trafficking in Brazil. Adam Savage's obsessions. Dan Barber's foie gras parable. A.J. Jacobs' year of living biblically. Jamie Oliver's TED Prize wish: Teach every child about food.