Her research interests and areas of expertise include lexical semantics, verb classification, theory of argument structure, event structure in syntax and semantics, lexicon/ontology interplay, word class systems, and computational lexicography. She has edited a number of major works in lexicography and published contributions focusing on the interplay between corpus analysis, research methodology, and linguistic theory. Her publications include: Classi di Verbi tra Semantica e Sintassi, ETS, 2003; Lessico: Classi di Parole, Strutture, Combinazioni, Il Mulino, 2005 (2nd ed. 2011); The Lexicon: An Introduction, OUP, 2016; and A Guide to Generative Lexicon Theory, OUP, Forthcoming (with James Pustejovsky).