Buddhism Zen Buddhism is divided into two main schools: Rinzai (臨済宗) and Sōtō (曹洞宗), the former greatly favouring the use in meditation on the koan (公案, a meditative riddle or puzzle) as a device for spiritual break-through, and the latter (while certainly employing koans) focusing more on "shikantaza" or "just sitting". Zen Buddhism is primarily found in Japan, with some presence in South Korea and Vietnam. The scholars of Japanese Soto Zen tradition in recent times have critiqued the mainstream Japanese Buddhism for "dhatu-vada", that is assuming things have substantiality, a view they assert to be non-Buddhist and "out of tune
Buddhism and psychology Buddhism. British barrister Christmas Humphreys has referred to mid-twentieth century collaborations between psychoanalysts and Buddhist scholars as a meeting between: "Two of the most powerful forces operating in the Western mind today." One of the most important influences on the spread of Buddhism in the west was Zen scholar D.T. Suzuki. He collaborated with psycho-analysts Carl Jung, Karen Horney and Erich Fromm. Carl Jung wrote the foreword to Suzuki's "Introduction to Zen Buddhism", first published together in 1948. In his foreword, Jung highlights the enlightenment experience of "satori" as the "unsurpassed transformation to wholeness" for Zen practitioners. And while acknowledging