: Increased visual acuity (specifically edge detection), making early humans more effective hunters.

: Early hunter-gatherer groups that utilized organic psychedelics like mushrooms to maintain egalitarian, nature-connected communities.

Terence McKenna’s 1992 book, Food of the Gods: The Search for the Original Tree of Knowledge , is a foundational text in psychedelic literature that proposes a radical re-reading of human history through our relationship with mind-altering plants. 🍄 The "Stoned Ape" Hypothesis

McKenna uses the history of substances to track a shift in human social structures:

The book offers a revisionist history of more common substances, arguing that our current "drug problem" is actually a crisis of connection.

: Hierarchical, patriarchal societies that emerged as psychedelic use was suppressed and replaced by "ego-reinforcing" substances like alcohol and sugar. ☕ Modern "Drugs" and the War on Consciousness

Food of the Gods: The Search for the Original Tree of Knowledge : a Radical History of Plants, Drugs and Human Evolution