Robert L. Forward was an American physicist and author, known for his work in the fields of gravitational physics and space exploration. He was born on December 15, 1920, and made significant contributions to the understanding of black holes and gravitational waves. Forward also worked on advanced propulsion concepts, including the idea of using laser propulsion for spacecraft. In addition to his scientific achievements, Forward was a prolific writer of science fiction. His novels often explored themes of space travel and advanced technology, reflecting his deep understanding of physics. Some of his notable works include Dragon's Egg and Rocheworld, which captivated readers with imaginative concepts grounded in scientific principles.