Preface; J. Pustejovsky. 1. Introduction; J. Pustejovsky. Part I: Fundamentals of Lexical Structure. 2. X'-Semantics; R. Jackendoff. 3. The Syntax of Metaphorical Semantic Roles; G. Lakoff. 4. Levels of Lexical Representation; M. Rappaport, M. Laughren, B. Levin. 5. Case Marking and the Semantics of Mental Verbs; W. Croft. 6. Type Coercion and Lexical Selection; J. Pustejovsky. Part II: Mapping from Lexical Semantics and Syntax. 7. Nominalization and Predicative Prepositional Phrases; J. Grimshaw, E. Williams. 8. Adjectives, Nominals, and the Status of Arguments; R.J.P. Ingria, L.M. George. 9. Unaccusativity in Dutch: Integrating Syntax and Lexical Semantics; A. Zaenen. 10. Verbs in Depictives and Resultatives; T.R. Rapoport. 11. Explicit Syntax in the Lexicon: the Representation of Nominalizations; T. Roeper. Part III: Computational Models of Lexical Knowledge. 12. Lexical Structure and Conceptual Structure; J.F. Sowa. 13. Lexical Semantic Constraints; D. Fass. 14. Lexical and Conceptual Structures for Knowledge Based Translation; S. Nirenburg, C. Defrise. 15. Models for Lexical Knowledge Bases; B. Boguraev, B. Levin. 16. Providing Machine Tractable Dictionary Tools; Y. Wilks, D. Fass, Cheng-ming Guo, J. McDonald, T. Plate, B. Slator. Name Index. Subject Index.