Ralph Johnson

Christopher TindalePhilosophy professor Christopher Tindale is the fourth UWindsor scholar to receive the distinguished research award from the International Society for the Study of Argumentation.

International recognition a boost for argumentation studies program

The International Society for the Study of Argumentation conferred its distinguished research award on philosophy professor Christopher Tindale.

Virtues of defeasible argumentation subject of lecture

Philosophy professor emeritus Ralph Johnson will deliver a free public lecture entitled “Is Defeasibility a Virtue of Argumentation?” today at 2 p.m. in room 207, Essex Hall.

Dr. Johnson will begin with a brief history of the notion of defeasibility, consider some examples, and turn to discussion of the problems he sees associated with this notion and point to possible remedies.

Johnson is a senior fellow of the Centre for Research in Reasoning, Argumentation and Rhetoric, which is sponsoring this event.