William Duncan Silkworth
William Duncan Silkworth (July 22, 1873 – March 22, 1951) was an American physician and specialist in the treatment of alcoholism. He was director of the Charles B. Towns Hospital for Drug and Alcohol Addictions in New York City in the 1930s, during which time William Griffith Wilson, a future co-founder of Alcoholics Anonymous (A.A.), was admitted on four occasions for alcoholism.