Summarizes Grof's experiences and observations from more than forty years of research into non-ordinary states of consciousness. This accessible and comprehensi

This comprehensive work is a tour de force through the worlds of psychology, psychotherapy, Holotropic Breathwork, maps of the psyche, birth, sex, and death, tr

The definitive overview of this transformative breathwork.

Feelings of oneness with others, nature, and the universe. Encounters with extraterrestrials, deities, and demons. Out-of-body experiences and past-life memorie

Beyond the Brain seriously challenges the existing neurophysiological models of the brain. After three decades of extensive research on those non-ordinary state