This collection of essays grew out of the workshop 'Existence: Semantics and Syntax', which was held at the University of Nancy 2 in September 2002. The workshop, organized by Ileana Comorovski and Claire Gardent, was supported by a grant from the Reseau de Sciences Cognitives du Grand Est ('Cognitive Science Network of the Greater East'), which is gratefully acknowledged. The ?rst e- tor wishes to thank Claire Gardent, Fred Landman, and Georges Rebuschi for encouraging her to pursue the publication of a volume based on papers presented at the workshop. Among those who participated in the...