Hans Cousto

works as a freelance scientist in the fields of harmony, music and vibration theory. He is also a non-fiction author and has published a variety of books on musical harmony and entheogen-related topics. For many years, Cousto has been actively involved  in various projects to enhance individual experiences and experiences of oneself. His focus on the drug policy discourse is around drug-competence, maturity with drugs, drug awareness, drug-autonomy  and “the conscious being”.

http://www.drogenkult.net/   http://www.planetware.de/