Annual publication of the Research Group Dynamics Socials and Drugs the University of Caldas. It is attached to the Department of Anthropology and Sociology of the Faculty of Juridical and Social Sciences of the University of Caldas. It presents scientific articles and current information on research and development of knowledge and experiences concerning the cultural sources and applications of entheogens and other psychoactive substances. It welcomes articles from diverse disciplines: social and human, natural, medical, artistic, philosophical, botanical. Also, traditional indigenous knowledge. It is disseminated through exchange and academic activities or outreach of the University.