The articles in this volume grew from papers presented at the workshop on control held at the Massachusetts Institute of Technology, March 1989. The work of the various authors comes at a moment in linguistic theory that is notable for two developments. First, there has been increasing involvement of syntactic theory in semantics and of semantic theory in syntax, with the result that the sorting of facts into syntactic and semantic has become a more complex and theory-laden affair. Second, there has been an enormous growth both in the breadth and depth of studies in languages other than...