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George Soper : ウィキペディア英語版 | George Soper George A. Soper (1870—June 17, 1948) was a sanitation engineer. He was best known for discovering Mary Mallon, or Typhoid Mary, a carrier of Typhoid who had no symptoms. He received his degree from Rensselaer Polytechnic Institute in 1895 and a PhD from Columbia University in 1899. He was the managing director of the American Society for the Control of Cancer, which later changed its name to the American Cancer Society, from 1923-1928. ==References==
*Dr. G. A. Soper dies; fought epidemics. New York Times, June 18, 1948. p23.
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