Track 1: Background and early education in Dublin. Recollections of his teachers. Track 2: Achieving a scholarship to study science at Trinity College in the early 1960s and the societies in which he became involved. Track 3: The College Historical Society; his memories of the position of Catholic students in College in those days. Track 4: Becoming a BA Moderator and Gold Medallist in Genetics in 1966. Track 5: His PhD in Biochemistry from California Institute of Technology in 1971. His decision to accept an offer from Trinity College as Lecturer in Genetics in the 1970s.