▽K. David Harrison, Linguistics, Yale University,K. David Harrison, Tuva ●03/02 07:46 welcome to the homepage of: K. David Harrison, Ph.D. On the left, Mr. Nurgaaz, a nomadic Tuvan yak herder in the Tsengel region of western Mongolia. On the right, that’s me, asking questions. In the background, yurts and a baby yak. (June 2000). I currently work at the Linguistics Department, Swarthmore College, Philadelphia, PA. and also for the Altai-Sayan Language & Ethnography Project whic