VIRGINIA MORELL is the author of Ancestral Passions, Blue Nile, and Wildlife Wars, which she co-authored with Richard Leakey. She is contributing correspondent for Science and a regular contributor to National Geographic Magazine. Her 2008 NGM article, “Minds of Their Own,” was the kernel of her forthcoming book, How We Know Animals Think. MARY ROACH is the author of Stiff: The Curious Lives of Human Cadavers, Spook: Science Tackles the Afterlife, Bonk: The Curious Coupling of Science and Sex, and Packing for Mars: The Curious Science of Life in the Void. PETER MILLER is the author of The Smart Swarm: How Understanding Flocks, Schools, and Colonies Can Make Us Better at Communicating, Decision Making, and Getting Things Done. He is a senior editor at National Geographic and has served as a writer and editor at the magazine for more than 25 years.