Dr. Warren Hern: Humans are a metastasizing cancer terminating all life on the planet

Physician and anthropology scholar Dr. Warren Hern delves into some of the most upsetting aspects of human behavior as a fatal threat to all life on earth in the near future.

Scheer Intelligence features thoughtful and provocative conversations with "American Originals" -- people who, through a lifetime of engagement with political issues, offer unique and often surprising perspectives on the day's most important issues.