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 A review of the early historical documents and literature of early Zen masters clearly reveals that they were well versed in numerous Mahāyāna Buddhist sūtras, including Madhyamaka.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
Buddhism in the West also influenced by Theosophy and Swedenborgianism. Suzuki's writings had a strong impact on Western intellectuals such as psychologists Erich Fromm and Karen Horney, poets like Alan Ginsberg and Jack Kerouac as well as on other figures like Alan Watts and Edward Conze. Through his writings Suzuki contributed to the emergence of a Zen modernism which blends Asian Buddhism with transcendentalism and romanticism. The works of the early important figures in Western Buddhism such as Henry Olcott, Paul Carus and Soyen Shaku promoted a kind of Buddhism that has been called by contemporary scholars "Buddhist modernism" and also "protestant Buddhism." This