This selection of research papers written by Hans Kamp presents the core of his scientific research on natural language semantics and its relation to logic, philosophy and linguistics. Arranged in six sections, the topics range from philosophical reflection on the foundational issues in the ancient Sorites Paradox with a formal account of its solution, to a detailed account of presuppositions in dynamic semantics. Ranking among the philosophers with great and lasting influence on formal semantics, Hans Kamp contributed early foundational research to core theoretical topics like temporal...