American biologist (born 1928) who shared the 1962 Nobel Prize in Medicine for discovering the function and structure of DNA, providing the prime impetus for further research in the emerging fields of molecular genetics and biochemistry. Signed book: The Double Helix. NY: Simon and Schuster, 2001. Softcover, 5.5 x 8.25, 226 pages. Signed in ballpoint on the title page. In very fine condition. R&R COA.