Tryptamine Hallucinogens and Their Effect on Consciousness - Terence McKenna

Terence has such a vast wealth of first hand experience with hallucinogens, backed up by a profound scientific knowledge. In this lecture he goes into detail about the chemical and biological differences between these tryptophan-derived hallucinogens, and the experiences they enable.

The visuals featured in the video were created from fractals I rendered exclusively for this video.

Terence McKenna advocated the exploration of altered states of mind via the ingestion of naturally occurring psychedelic substances; for example, and in particular, as facilitated by the ingestion of high doses of psychedelic mushrooms, ayahuasca, and DMT, which he believed was the apotheosis of the psychedelic experience.