About Fred Dretske Fred Dretske is Senior Research Scholar in the Department of Philosophy, Duke University. Books by Fred Dretske An Invitation to Cognitive Science Visual Cognition edited by Stephen M. Kosslyn & Daniel N. Osherson contributions by Harold Pashler, Martha J. Farah, Melvyn Goodale, Eileen Kowler, Grant Gutheil, Elizabeth S. Spelke, Gretchen Van De Walle, Irving Biederman, Fred Dretske, Zijiang J. He, Ken Nakayama & Shinsuke Shimojo