Stewart Colton developed Alpha Metals Co., an international metals and chemical company serving the electronics industry, and has devoted himself to private investment and philanthropy for over three decades since selling the business. He has served on the board of Newark Beth Israel Medical Center and as president of the American Friends of Tel Aviv University. Stewart is governor and vice chairman emeritus of the Board of Governors at Tel Aviv University, which awarded him an honorary doctorate in 2006. Stewart graduated from the Wharton School of the University of Pennsylvania. His wife Judith Colton graduated from Boston University, worked as a psychologist, teacher, and market researcher before creating Hartwood Systems, the computer consulting firm she ran for 25 years.