Heffernan, D. 1981-83 Scholar Born 1951 Dublin, Ireland. Ph.D. 1981 Cornell. Appointments: Lect., DIT 1983-85; Lect., DCU 1985-87; Senior Lect., DCU 1987-93; Prof., St. Patrick’s College, Maynooth 1993-. Memberships: New York Academy of Science; Institute of Physics; American Physical Society. Address: Department of Mathematical Physics, St. Patrick’s College, Maynooth, Co. Kildare, Ireland.