Dan Falk is a science journalist, author, and broadcaster. His books include In the Search of Time: Journeys along a Curious Dimension and Universe on a T-Shirt: The Quest for the Theory of Everything, winner of the 2002 Science in Society Journalism Award. He has written for the Globe and Mail, the Toronto Star, the Walrus, Astronomy, Sky & Telescope, and New Scientist; he has also been a regular contributor to CBC Radio's Ideas. Falk recently completed a prestigious Knight Journalism Fellowship at MIT, where he undertook much of the research for this book.