Arnold Gerson served as CEO of the American Friends of Magen David Adom (AFMDA), the U.S. fundraising organization supporting Magen David Adom (MDA), Israel's national emergency medical service, ambulance fleet, blood bank, and disaster response agency, for 32 years starting in 1983 until his retirement in late 2015. His leadership focused on mobilizing American donors to provide critical resources, including ambulances equipped with advanced life-support systems and mobile blood collection units, enhancing MDA's capabilities nationwide. Gerson's tenure coincided with significant growth for AFMDA, strengthening ties between American Jewish communities and Israeli humanitarian efforts. Public information on his personal background, such as early career or family, remains limited.