Ayahuasca and psilocybin - essays on science, legislation, society, spirituality and psychedelic therapies - presents a summary of the latest scientific research on the ritualistic and responsible use of medicines such as Ayahuasca and Psilocybin. These medicines, which are part of the select group of classic serotonergic psychedelics, have great potential for therapeutic use (such as in the treatment of anxiety and depression), for improving social and family cohesion, and also for awakening the latent spirituality in every one. The book highlights the importance of serious and ethical ayahuasca traditions, which provide a safe and secure environment for practitioners to achieve their personal growth with these medicines.