Books by Thomas Hager include:
- Aging Well, 1990, with Lauren Kessler, Fireside Press
- The Life of Linus Pauling, 1995, Simon & Schuster
- Linus Pauling and the Chemistry of Life, 1998, Oxford University Press
- Scientist and Peacemaker, 2001, ed. with Clifford Mead, OSU Press
- From Battlefield Hospitals to Nazi Labs, One Doctor’s Heroic Search for the World’s First Miracle Drug, 2006, Harmony/Crown; 2007, Three Rivers
- A Jewish Genius, a Doomed Tycoon, and the Scientific Discovery that Fed the World but Fueled the Rise of Hitler, 2008, Harmony/Crown.