STEPHEN HAWKING

The University of Cambridge is gearing up to celebrate the 75th birthday of the legendary astrophysicist (born January 8) who changed our understanding of space, time and the origins of the universe, despite an incapacitating disease. His A Brief History of Time, translated into 40 languages, has sold about one copy for every 750 people around the world and has influenced the minds of a generation as few other contemporary titles have done