Online communities:
www.maybelogic.org
www.evolver.net
Info and Articles:
https://www.erowid.org/
http://deoxy.org/
www.realitysandwich.com
www.stijluilenspiegel.nl
An international conference I was graciously invited to speak at, organized by Stichting Open in Amsterdam:
http://www.mindalteringscience.com/
From October 2010, my closing presentation at the Mind Altering Science Conference at the University of Amsterdam (click the link above if the video isn’t displayed properly below)
A translation I made for Lars Faber’s “The Sacred Voyage,” guidebook for Ayahuasca-aided healing: