The Platform Sutra records the teachings of Hui-neng, the Sixth Patriarch, who is revered as one of the two great figures in the founding of Chan (Zen) Buddhism. This translation is the definitive English version of the eighth-century Chan classic. Phillip B. Yampolsky has based his translation on the Tun-huang manuscript, the earliest extant version of the work. A critical edition of the Chinese text is given at the end of the volume. Dr. Yampolsky also furnishes a lengthy and detailed historical introduction which contains much information hitherto unavailable even to scho.