Dorothy Leib Harrison Wood Eustis (May 30, 1886 – September 8, 1946) was an American dog breeder and philanthropist, who founded The Seeing Eye, the first guide-dog school for the blind in the United States.In 1927, Eustis was 41 years old and living in Switzerland where she bred German Shepherds as police dogs when she wrote an article for The Saturday Evening Post, a popular weekly magazine.