Psychedelics, Sociality, and Human Evolution

Terrence McKenna famously proposed the Stoned Ape Theory which suggests that psychedelic mushrooms catalyzed human evolution by enhancing visual acuity (low dose), sexual activity (moderate dose), and visionary experience (high dose). Moreover, he believed that the fungi likely brought about self-reflection and language. This article looks at new evidence that lends further support to the vital role that psilocybin might have played in human evolution.