Dan Phillips: Creative houses from reclaimed stuff. Louie Schwartzberg: The hidden beauty of pollination. Jok Church: A circle of caring. AnnMarie Thomas: Hands-on science with squishy circuits. Nicholas Christakis: How social networks predict epidemics. Carne Ross: An independent diplomat. Thomas Heatherwick: Building the Seed Cathedral. Stefan Sagmeister: 7 rules for making more happiness. Shea Hembrey: How I became 100 artists. Aaron O'Connell: Making sense of a visible quantum object. Jonathan Drori: The beautiful tricks of flowers. John Hardy: My green school dream. Aaron Koblin: Artfully visualizing our humanity. Damon Horowitz calls for a "moral operating system" Eben Bayer: Are mushrooms the new plastic? Paul Root Wolpe: It's time to question bio-engineering. Leonard Susskind: My friend Richard Feynman. Tim Harford: Trial, error and the God complex.
Daniel Tammet: Different ways of knowing. Amber Case: We are all cyborgs now. Sebastian Seung: I am my connectome. Matt Cutts: Try something new for 30 days.
Joshua Walters: On being just crazy enough. Robert Hammond: Building a park in the sky. Patricia Kuhl: The linguistic genius of babies.