Frans is a co-founder of the International House of Reiki and Shibumi International Reiki Association with Bronwen Logan (Stiene). He is co-author of the The Reiki Sourcebook A-Z of Reiki Pocketbook, Reiki Techniques Card Deck and Your Reiki Treatment and author of Reiki Insights and The Inner Heart of Reiki. Frans is based in Holland and his teachers include Hyakuten Inamoto, Doi Hiroshi and Chris Marsh. Frans is currently training with a Japanese Shingon priest, Takeda Hakusai Ajari, and Reverend Yamabushi Priest, Kûban, from France.