RAPID CITY, South Dakota, April 30 -- The South Dakota School of Mines and Technology issued the following news release: South Dakota Mines (SDM) announces the retirement of President Jim Rankin, Ph.D. P.E., effective June 21. After six years of dedicated leadership, Rankin leaves a legacy of achievement and impact on the institution, solidifying its position as a premier engineering institution nationwide. "South Dakota Mines is a university with distinctive needs and opportunities," said BOR  more