Mark Teeuwen, PhD (1996), in Japanese Studies, University of Leiden, is Professor at Oslo University. He has published extensively on the history of kami cults and Shinto. His latest book is A new history of Shinto (2010, co-authored with John Breen). Henk Blezer, PhD (Leiden 1997), has researched and published on Indian and Tibetan Buddhism and on Boen since the early nineties. He organised the 9th Seminar of the International Association for Tibetan Studies, Leiden 2000, and published the proceedings (Brill 2002). He has worked on Boen traditions for about twenty years and was Principal Investigator of the The Three Pillars of Boen research program (NWO Vidi), on the formation of Boen identity in Tibet, at the turn of the first millennium AD.