William Rosen, author of The Third Horseman, Justinian’s Flea, and The Most Powerful Idea in the World, was an editor and a publisher at Macmillan, Simon & Schuster, and the Free Press for nearly twenty-five years.
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How a seven-year cycle of rain, cold, disease, and warfare created the worst famine in European history In May 1315 it started to rain. It didn't stop anywhere in north Europe until August. Next came the four coldest winters in a millennium. Two separa... SEE MORE