In the Tibetan cultural region, schools of non-buddhist and buddhist Indian philosophy were systematized and compared in texts called presentation of tenets in order to get a handle on the plethora of philosophical systems inhereited from India.
Paul Jeffrey Hopkins, Ph.D. (Buddhist Studies, University of Wisconsin-Madison, 1973; B.A. English Literature, Harvard University, 1963), served for a decade as the chief English-language interpreter for the Dalai Lama. A Buddhist scholar and the author of more than thirty-five books, he is Professor Emeritus at the University of Virginia, where he founded the largest academic program in Tibetan Buddhist studies in the West.