This is the final part of Stephen Hawking's biography. In this episode, find out about his family life, how the disease progressed, and also some interesting facts about him. After this episode, I will take a break for a few months, and will meet you again next year with the biography of...

Last week, we looked at how Stephen Hawking found out that he had Amyotrophic Lateral Sclerosis and fell into depression. We also looked at how his girl friend Jane, and his PhD supervisor Dennis Sciama helped him get out of the depression and start focusing on his research. We ended the episode...