Thomas L. Cassidy WG56, a resident of New Canaan, Vero Beach, and Block Island, died Saturday, September 24, 2016, at Waveny Care Center. He was the husband of Marjorie Lawlor Cassidy. Tom was born in Waterbury, Connecticut, on June 17, 1928, and grew up in Watertown. He was the son of the late John Hughes and Charlotte (Theve) Cassidy. Tom graduated from the Taft School and Georgetown University and earned an MBA at the Wharton School of Business.