TIM BALL is a Canadian geographer and historical climatologist, best known for his public opposition to the scientific consensus in the global warming controversy. A retired professor, he taught in the department of geography at the University of Winnipeg from 1971 until 1996. Ball has worked with the Friends of Science and the Natural Resources Stewardship Project, and is a research fellow at the Frontier Centre for Public Policy.
Ball was one of several authors of Slaying the Sky Dragon: Death of the Greenhouse Gas Theory. Most recently, Ball wrote a book entitled The Deliberate Corruption of Climate Science, published by Stairway Press.