To understand the pharmacology of psychedelics is to understand the essence of what makes us human. Genís Oña makes an informative, entertaining and understandable approach to the science of psychedelics. José Carlos Bouso, PhD, Scientific Director, ICEERS. Delve into the cutting edge of scientific research on the impact of psilocybin, MDMA, DMT, mescaline and LSD on the brain. With this guide you will learn the keys to the effects of psychedelics, capable of producing significant changes in the processes of perception, thought and consciousness. An illustrated guide to understanding the science behind new psychedelic-assisted therapies for treating mental health issues. This essential guide will be of interest to all psychonauts eager to immerse themselves in the pharmacology of the most popular psychedelic molecules, to all medical and mental health professionals, and to all people interested in learning the essentials of the neuroscience of psychedelic molecules and how they affect our brains.