 With the title of professor of surgery, he gave lectures at medical colleges – at Woodstock, Vermont (1842–1854), at Berkshire, Massachusetts (1855), at Starling Medical College (the predecessor of The Ohio State University College of Medicine), Columbus, Ohio (1857), and at Buffalo Medical College (1859–83).He was president of the Medical Society of the State of New York (1874), of which society he was one of the founders, of the American Surgical Association (1883), and of the American Medical Association (1890).For many years he was president of the board of trustees of the University of Rochester, and he is remembered as the "father" of the Rochester park system.