Jeroen Groenendijk (Dutch pronunciation: [ˈχʁunəndɛik]) is a Dutch logician, linguist and philosopher, working on philosophy of language, formal semantics, pragmatics, and semantics of questions. His current work is mainly focused on studying and developing the recently founded framework of Inquisitive Semantics. He is a member of the Institute for Logic, Language and Computation (ILLC) at the University of Amsterdam. Groenendijk is a member of the group collectively publishing under the pseudonym L. T. F. Gamut.[1]