Lesser, Gerald Samuel of Lexington, Sept. 23, 2010. Husband of Stella (Scharf) Lesser. Father of Nina Duprey and her husband Peter of Yarmouthport and Theodore Lesser of Lexington. Also survived by 1 grandchild, Samuel, and by a niece, Sandy Cahn. WWII U.S. Navy Veteran; Dr. Lesser was a Prof. of Child Development at Harvard University, and one of the original developers of Sesame Street and other educational programs. Private interment Westview Cemetery, Lexington. In lieu of flowers, donations in his memory may be made to the National Head Start Association, 1651 Prince St. Alexandria, VA 22314.