South Dakota Mines Celebrates 50th Tiospaye Scholar  th student to graduate in the Tiospaye Scholar Program at South Dakota Mines.  nd Commencement on Saturday, Dec. 19, he will become the 50 th student to graduate in the Tiospaye Scholar Program. The program’s mission is to increase the number of Native American students in science, technology, engineering and mathematics (STEM) fields through financial, academic, professional, cultural, and social support. “Throughout the years this program has been an extreme benefit, not only financially but also socially and even spiritually,â€