J. Robert Oppenheimer was an American theoretical physicist, born on April 22, 1904. He is best known for his role as the director of the Los Alamos Laboratory during the Manhattan Project, where he was responsible for the research and design of the atomic bomb. Oppenheimer's academic background includes studies at Harvard University and the University of Cambridge, where he worked under Nobel laureate J.J. Thomson. After receiving his doctorate in 1927, he returned to the United States and began his career as a professor at the University of California, Berkeley. During the Manhattan Project, Oppenheimer proved to be an extraordinary choice as director, leading to the development and deployment of the atomic bomb. For more information about Oppenheimer's life and career, you can visit the following links: Oppenheimer's profile at the Nuclear Museum, Oppenheimer's oral history on Voices of the Manhattan Project, and Oppenheimer's Metacritic movie page.