Leo Groarke

Leo Groarke (born 1953) is a Canadian philosopher, known for his contributions to argumentation theory and informal logic.

Groarke has authored and edited a number of books, articles, and anthologies. Groarke has held numerous administrative positions at various Canadian universities, and currently serves as the President of Trent University.

He is the brother of philosophers Louis Groarke and Paul Groarke. The three are identical triplets. Provided by Wikipedia