Dr. Beyerstein was a participant in Closer to Truth: 

Show 109, "Can ESP Affect Our Lives?"
Show 112, "Strange Physics of the Mind?"
Show 204, "Do Brains Make Minds?"
Show 212, "What is Parapsychology?"

Barry Beyerstein is professor of neuropsychology at Simon Fraser University in Canada. He is a leading skeptic, on the Executive Council of the Committee for the Scientific Investigation of Claims of the Paranormal (CSICOP), and a frequent contributor to The Skeptical Inquirer.