How Zen Became Zen takes a novel approach to understanding one of the most crucial developments in Zen Buddhism: the dispute over the nature of enlightenment that erupted within the Chinese Chan (Zen) school in the twelfth century. The famous Linji (Rinzai) Chan master Dahui Zonggao (1089-1163) railed against heretical silent illumination Chan and strongly advocated kanhua (kan) meditation as an antidote. In this fascinating study, Morten Schltter...