William Croft received his Ph.D. in linguistics at Stanford University in 1986. His publications includeTypology and Universals (1990), Syntactic Categories and Grammatical Relations (1991), Studies in Typology and Diachrony (coedited with Keith Denning and Suzanne Kemmer, 1990), Explaining Language Change: An Evolutionary Approach (2000), and a large number of scholarly articles. His current research areas include syntax, semantics, typology, and historical linguistics. Forthcoming books include Cognitive Linguistics (with D. Alan Cruse) and Verbs: Aspect and Argument Structure.