The Crohn’s and Colitis Foundation is a non-profit, volunteer-driven organization dedicated to finding the cures for Crohn’s disease and ulcerative colitis. It was founded in 1967 by Irwin M. and Suzanne Rosenthal, William D. and Shelby Modell, and Henry D. Janowitz, M.D. in New York City. Headquartered in lower Manhattan, this chapter serves all five boroughs.