C. L. (Charles Leonard) Hamblin (1922–1985) received his undergraduate degree in philosophy, mathematics, and physics and an M.A. in philosophy at Monash University. He received a Ph.D. at the London School of Economics in language and information theory. From 1955 to 1985 he was Lecturer then Professor in the School of Philosophy of the University of New South Wales, making lasting contributions to both philosophy and computer science.