Robert Stalnaker received his PhD from Princeton in 1965, and taught over the next fifty years at Yale, the University of Illinois at Urbana-Champaign, Cornell and MIT. He is the author of four books: Inquiry (1984), Our Knowledge of the Internal World (2007), Mere Possibilities (2012), and Context (2015). He has also published three collections of papers, all with Oxford: Context and Content (1999), Ways a World Might Be (2003), and Knowledge and Conditionals (2019). He is a fellow of the American Academy of Arts and Sciences, and a corresponding fellow of the British Academy.

• Introduction Chapter I. The Quinean legacy Chapter II. Propositions Chapter III. Predicates and predication Chapter IV. First-order modal logic, and a first-order theory of propositions Chapter V. Properties and relations Chapter VI. Possible worlds and possible individuals References

His book adopts a self-consciously neo-Quinean methodology, and argues that the theory that is developed helps to motivate and clarify Quine's naturalistic metaphysical picture.