Beth Levin is the William H. Bonsall Professor in the Humanities at Stanford University.  She received her PhD from MIT in 1983 and then spent four years at the MIT Center for Cognitive Science, where she had major responsibility for the Lexicon Project.  Before joining the Stanford Department of Linguistics, she taught at Northwestern University from 1987-1999.  Her work investigates the semantic representation of events and the nature of argument realization.  Her publications include English Verb Classes and Alternations: A Preliminary Investigation (1993) and with Malka Rappaport Hovav, Argument Realization (2005) and Unaccusativity: At the Syntax-Lexical Semantics Interface (1995).