Arno Adelaars lives in Amsterdam and explored psychedelic substances for over 20 years. He works as a freelance journalist and author, and previously as a reporter for Dutch and German news channels. He wrote the very first book in Europe on MDMA (Ecstasy) in 1991, and was initiated by a Colombian ayahuasca shaman in his tradition eight years ago. He regularly contributes to various magazines and was a co-organizer of the ' Psychoactivity' conference in Amsterdam and continues to organize various psychoactivity events in Europe and Nepal together with Claudia Muller-Ebeling.