SAMUEL DAVID EPSTEIN is a Professor in the Linguistics Department at the University of Michigan. He is co-author of A Derivational Approach to Syntactic Relations (with E. Groat, R. Kawashima and H. Kitahara, 1998), and co-editor (with N. Hornstein) of Working Minimalism (1999). He is co-founder ( with S. Flynn) of the journal Syntax. T. DANIEL SEELY is Professor of Linguistics and Chair of the Linguistics Program at Eastern Michigan University. His work in syntax has appeared in Linguistic Inquiry and Syntax. He is organizer and editor of Geometric and Thematic Structure in Binding (1996), The First LINGUIST List online conference and he is co-editor (with S. D. Epstein) of Derirotion and Explandtion in the Minimalist Program (2002).