Evolutionary Roots of Psychedelic Experiences

Exploring the historical and evolutionary origins of psychedelics in science, from their shamanic beginnings to their impact on receptor systems. The chapter discusses the role of the 5H2A system in predator-prey dynamics and proposes a deflationary perspective on psychedelic experiences. It also delves into the adaptive nature of relaxed beliefs, genetic factors, parental care, and the obstetrical dilemma in human evolution.