b. 1939
Max Cresswell is a New Zealand logician and philosopher specializing in modal logic and formal semantics. He is best known for his long collaboration with G.E. Hughes, producing the definitive introductory textbooks on modal logic. His work has been central to clarifying the semantics of possible worlds and the formal treatment of tense and modal operators.
Co-authored 'An Introduction to Modal Logic' and 'A New Introduction to Modal Logic' with G.E. Hughes, the standard reference texts in the field
Developed formal semantics for tense logic and future contingents
Contributed to the semantics of propositional attitude contexts and structured meanings
Advanced the study of logics of time and the formal treatment of temporal operators