To Move Mountains, it Just Takes Two

Published: Oct. 16, 2014, 3:40 p.m.

Joshua Wolf Shenk is the author of "Lincoln's Melancholy," a New York Times Notable Book. Josh is a contributor to the Atlantic, Harper's, The New Yorker and serves on the general council of The Moth. Josh's new book is "Powers of Two: Finding the Essence of Innovation in Creative Pairs."