Christophe Galfard
Christophe Galfard is a French physicist and author with a PhD. in theoretical physics from Cambridge University. He is co-author with Stephen Hawking and his daughter on their first YA book, George's Secret Key to the Universe. In the past few years, he has given talks, and written a live show, about our universe attended by more than 130,000 people, of all ages and educational backgrounds.
