


SIMON: Explain to us how the development of sulfa drugs really came out of the catastrophic loses of World War I, and not just combat deaths, but battlefield deaths in which bacteria were responsible. There was really nothing that anyone could do until the discovery of these drugs.

In those days, before 1931-'32, every year in America huge epidemic swept through American cities, carried away tens of thousands of people. HAGER: It's difficult to think now in terms of what our grandparents and great grandparents experienced when they were growing up. SIMON: And it's fascinating to learn in your book that as late as the 1920s, there were only about a dozen drugs that reliably worked. Thomas Hager joins us now from Eugene, Oregon.
