Zen expected to become familiar with the classics of the Zen canon". A review of the early historical documents and literature of early Zen masters clearly reveals that they were well versed in numerous Mahāyāna Buddhist sūtras, including Madhyamaka. Especially the Lotus Sutra played a large role in the development of East Asian Buddhism, including Zen. Nevertheless, Zen is often pictured as anti-intellectual. This picture of Zen emerged during the Song Dynasty (960–1297), when Chán became the dominant form of Buddhism in China, and gained great popularity among the educated and literary classes of Chinese society. The use of koans, which
Rochester Zen Center the Center to form the Springwater Center, located an hour south of Rochester. The Rochester Zen Center has also contributed to the intellectual development of American Zen, through Philip Kapleau's books, "The Zen of Living and Dying", "Zen Merging of East and West", "To Cherish All Life", and the recent "Awakening to Zen" and the writings of its members and its decennial anniversary conferences. In 1986, the 20th Anniversary Conference focused on "Buddhism and Nonviolence," and the 1996 Thirtieth Anniversary explored "Buddhism in America." Since 1986 the head abbot at Rochester Zen Center has been Bodhin Kjolhede, who was sanctioned