English Theoretical Physicist, Cosmologist, Author, Director of Research at the Centre for Theoretical Cosmology at the University of Cambridge

: An English theoretical physicist, cosmologist, and author who, at the time of his death, was director of research at the Centre for Theoretical Cosmology at the University of Cambridge. Between 1979 and 2009, he was the Lucasian Professor of Mathematics at the University of Cambridge, widely viewed as one of the most prestigious academic posts in the world. (From: Wikipedia.org.)

"Black Holes and Baby Universes: And Other Essays," by Stephen Hawking, Bantam Books, New York, 1993.