 Thereafter he attended the University of Paris and the University of Göttingen for postgraduate study and as a result of this research, including that into the effect of magnetic fields on atoms (the Zeeman effect), Jack was awarded a DSc from Glasgow.Following fours years as a lecturer in physics at Queen’s University, Belfast, in 1914 Robert Jack took up the post of professor of physics at the University of Otago, Dunedin, New Zealand.During his subsequent 33 years there he was to become Chairman of the university’s professorial board, a member of the university Council and Dean of the Faculty of Arts and Science.