Barend J. ter Haar studied in Leiden, Shenyang, and Fukuoka. He obtained his doctoral degree in 1990 in Leiden, and worked in Leiden and Heidelberg before coming to Oxford in 2013. Ter Haar has published extensively on new religious groups, lay Buddhism, Triad ritual and mythology, the spread of rumours, religious culture and violence, local religious culture, and ethnicity. He is currently completing a book dealing with the social history of witchcraft fears and persecution in traditional China.