Christophe Galfard

Christophe Galfard holds a Ph.D. in theoretical physics from Cambridge University, where he was Professor Stephen Hawking's graduate student from 2000 to 2006, researching the so-called black hole information paradox and he co-authored George’s Secret Key to the Universe with Stephen Hawking and his daughter Lucy Hawking. His book, The Universe in Your Hand, has been translated into over twenty different languages.