Carl Zimmer is a columnist for the New York Times, where he has contributed articles since 2004. His writing has earned a number of awards, including the Stephen Jay Gould Prize. He is also professor adjunct of biophysics and biochemistry and a lecturer in English at Yale University. He lives in Guilford, Connecticut.
Charles Constant is an actor whose professional storytelling career began at the age of thirteen, when he became an Actors' Equity Association apprentice. An accomplished audiobook narrator, Charles has recorded many popular titles, including How to Win at the Sport of Business by Mark Cuban. He lives in Los Angeles.