- male, 64 years old
- Robert Todd Carroll (1945-), Ph.D., is an American writer and academic, acting as a philosophy professor and chairman of the Philosophy Department...
- male, 64 years old
- Joe Nickell was born December 1, 1944. He is a former stage magician and is a prominent skeptical investigator of the paranormal. He also works as...
- female, 41 years old
- Irshad Manji (born 1968) is a Canadian feminist Muslim, author, journalist, and activist. She is a well-known critic of radical Islam and orthodox...
- male, 81 years old
- Ray Hyman (born June 23, 1928, Chelsea, Massachusetts) is a Professor Emeritus of Psychology at the University of Oregon in Eugene, Oregon, and a...
- male
- Matthew Lipman is recognized as the founder of Philosophy for Children. His decision to bring philosophy to young people came from his experience...
- male (Spearfish, South Dakota, United States)
- Stephen Brookfield (born 1949 in Liverpool, England) is an internationally acclaimed scholar in adult education who holds the title of...
- male
- Michael Scriven is an academic who has made significant contributions in the fields of philosophy, psychology, critical thinking, and, most...
- female, 66 years old
- Sharon Presley (born 23 March, 1943) is a libertarian and individualist anarchist feminist writer and activist and a psychology professor. She was...
- female
- Carol Voisin (born January 29, 1947) is a member of the faculty at Southern Oregon University, where she teaches ethics, critical thinking, and...
- female (Chicago, Illinois, United States)
- Candace Vogler is a Professor in the Department of Philosophy and the College at the University of Chicago. She has authored two books, John Stuart...
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