My most recent titles include:

Alchemy of Air hi-resThe Alchemy of Air: A Jewish Genius, a Doomed Tycoon, and the Scientific Discovery that Fed the World but Fueled the Rise of Hitler.

Tragic genius, cutting-edge science, and the discovery that changed billions of lives–including yours. Finalist for the National Academies Communication Award; Kirkus Reviews “Best Books of The Year”; Borders “Original Voices” Selection. “Haber and Bosch are fascinating if troubled personalities, brought by Hager compellingly to life.” — Washington Post Book World


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The Naked Facts series

I am series editor for a new set of short, easy-to-read books on current topics in science and medicine, designed to bring straight, factual, unbiased overviews to a broad audience.


Force of NatureForce of Nature: The Life of Linus Pauling, Updated edition now available through Kindle.

Linus Pauling — chemist, peace activist, vitamin C advocate, and the only person in history to win two unshared Nobel Prizes — leaped the boundaries of physics, chemistry, biology, politics, and medicine to earn a reputation as one of America’s greatest scientists and humanitarians. “A thorough and thoroughly satisfying biography of a genius” — New Yorker.   “Magisterial…. a delicate balancing act of empathy and critical analysis” — Times Literary Supplement.

Demon medium resThe Demon Under the Microscope: From Battlefield Hospitals to Nazi Labs, One Doctor’s Heroic Search for the World’s First Miracle Drug.

The Nazis discovered it. The Allies won the war with it. It conquered diseases, changed laws, and launched the era of antibiotics. The dramatic history of sulfa, the drug that shaped modern medicine. “This is a grand story, and Mr. Hager tells it well…one can easily imagine The Demon Under the Microscope, like Microbe Hunters before it, inspiring in young, idealistic readers the enthusiasm for medical research and the zeal for healing that generates great physicians.”– Wall Street Journal

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