 In 1955 she served as the only woman president of the American Society of Parasitologists.Maurice Crowther Hall (1881-1938) became a zoologist for the Bureau of Animal Industry from 1907-1916 when he then entered the United States Army's Veterinary Corps after which Hall returned to his former position with the BAI.In 1925 he was promoted to head of the BAI's Zoological Division.