Mark Hinchliff is a contemporary analytic philosopher specializing in metaphysics, particularly the ontology of time and modal logic. He is best known for his defense of presentism — the view that only present entities exist — and for work on the relationship between propositions, truth, and possible worlds. His contributions address how standard assumptions in modal semantics must be revised when ontological presence is taken seriously.
Defended presentism as a coherent metaphysical position against objections from modal and tense logic
Argued that propositional truth in a world does not require the proposition's existence in that world
Contributed to debates on the ontology of abstract objects across possible worlds
Developed accounts of how temporal and modal discourse can be regimented without assuming eternalist ontology