Stephen Hawking  (Scientist, Physicist (1942–2018) Stephen Hawking Biography (1942-2018) Scientist Stephen Hawking was known for his groundbreaking work with black holes and relativity, and was the author of several popular science books including ‘A Brief History of Time.’ Who Was Stephen Hawking? Stephen Hawking Biography (1942-2018) Stephen Hawking (January 8, 1942 to March 14, 2018) was