This is the first book fully dedicated to Indian philosophical doxography. It examines the function such dialectical texts were intended to serve in the intellectual and religious life of their public. It looks at Indian doxography both as a witness of inter- and intra-sectarian dialogues and as a religious phenomenon. It argues that doxographies represent dialectical exercises, indicative of a peculiar religious attitude to plurality, and locate these 'exercises' within a known form of 'yoga' dedicated to the cultivation of 'knowledge' or 'gnosis' (j