Barry L Beyerstein (May 19, 1947 – June 25, 2007) was a scientific skeptic and professor of psychology at Simon Fraser University in Burnaby, British Columbia.
Beyerstein's research explored brain mechanisms of perception and consciousness, the effects of drugs on the brain and mind, sense of smell and its lesser-known contributions to human cognition and emotion.
He was founder and chair of the BC Skeptics Society.
 A Fellow and member of the Executive Council of the Committee for the Scientific Investigation of Claims of the Paranormal (CSICOP), now known as the Committee for Skeptical Inquiry.
 Associate editor of the Scientific Review of Alternative Medicine Journal as well as a contributor to Skeptical Inquirer.
 Beyerstein was one of the original faculty of CSICOP's Skeptic's Toolbox.

Beyerstein was a co-founder of the Canadians for Rational Health Policy and a member of the Advisory Board of the Drug Policy Foundation of Washington D.C.  He was a founding board member of the Canadian Foundation for Drug Policy and contributed to the International Journal of Drug Policy.
 According to long-time friend James Alcock, Beyerstein once addressed the House of Commons Standing Committee on Health during discussions leading up to the passage of the Controlled Substances Act".
 Along with his brother Dale, Barry was active "in the British Columbia Civil Liberties Association".
Barry L Beyerstein (May 19, 1947 – June 25, 2007) was a scientific skeptic and professor of psychology at Simon Fraser University in Burnaby, British Columbia. Beyerstein's research explored brain mechanisms of perception and consciousness, the effects of drugs on the brain and mind, sense of smell and its lesser-known contributions to human cognition and emotion. He was founder and chair of the BC Skeptics Society.  A Fellow and member of the Executive Council of the Committee for the Scientific Investigation of Claims of the Paranormal (CSICOP), now known as the Committee for Skeptical Inquiry.  Associate editor of the Scientific Review of Alternative Medicine Journal as well as a contributor to Skeptical Inquirer.  Beyerstein was one of the original faculty of CSICOP's Skeptic's Toolbox.
Beyerstein was a co-founder of the Canadians for Rational Health Policy and a member of the Advisory Board of the Drug Policy Foundation of Washington D.C.  He was a founding board member of the Canadian Foundation for Drug Policy and contributed to the International Journal of Drug Policy.  According to long-time friend James Alcock, Beyerstein once addressed the House of Commons Standing Committee on Health during discussions leading up to the passage of the Controlled Substances Act".  Along with his brother Dale, Barry was active "in the British Columbia Civil Liberties Association".
Barry Beyerstein