Knowledge, concepts, and categories - by Evan Heit --; by Ulrike Hahn and Nick Chater --; by Gregory L. Murphy and Mary E. Lassaline --; by James Hampton --; by Linda B. Smith and Larissa K. Samuelson --; by David R. Shanks --; by Barbara Knowlton --; by Thomas Goschke --; by Bruce W.A. Whittlesea --; by Koen Lamberts --; by Jerome R. Busemeyer [and others] --; by Gert Storms and Paul De Broeck; et al. (Studies in cognition (Cambridge, Mass.), 1997)