SOME WORKS
- Kristine Series 1: The Devil's Kiss
- Het bestand
- A Word Child
- Hellucination
- The Psychedelic Experience: A Manual Based on the Tibetan Book of the Dead
- Prelude to a Change of Mind
- The Man Who Planted Trees
- The Great War of the Kins (a science-fiction novella)
- Stillicide
- The Chalice and the Blade: Our History, Our Future (Updated With a New Epilogue)