Douglas Walton is professor of philosophy at the University of Winnipeg. The recipient of numerous fellowships, awards and honors, he is the author of over thirty books, most recently Fundamentals of Critical Argumentation, Media Argumentation, and Witness Testimony Evidence.
Walton here updates his fine book on informal logic/critical thinking...Probably the best work on critical thinking to date, this volume would be an excellent text for courses on informal logic...Summing up: Essential. - R. Puligandla, University of Toledo, Choice