Trialogue between Terence McKenna, biologist Rupert Sheldrake and mathematician Ralph Abraham on chaos and the world soul. A Hither Hills production, also issued by Sound Photosynthesis as catalog #V377-95.

This is a series of video shorts produced by Retinalogic in the 1990's featuring two public service videos of Timothy Leary: "Think for yourself" and "How to operate your brain". A public access television show called How to Operate Your Brain, hosted by Timothy Leary from 1993, with Genesis P. Orridge.

This is a video titled Metamorphosis, produced in 1995 by Mystic Fire Video. It is a discussion between Rupert Sheldrake, Terence McKenna, and Ralf Abraham on chaos and the world soul.

From the "Psychology, Self Improvement M-Z" collection. Recorded at the Philosophical Research Society, Los Angeles.

From the "Inspirational and Mystical" collection. Recorded at the Philosophical Research Society, Los Angeles.