Mountain Press Publishing Missoula Montana
Greg Stock
Greg Stock was born and raised in the Sierra Nevada just north of Yosemite, and he has explored the region by climbing on and caving in the regionís unique geology. These interests led him to pursue a bachelorís degree in geology at Humboldt State University and a PhD in earth science at the University of California at Santa Cruz, where he studied the uplift and erosion of the Sierra Nevada. Greg is Yosemite National Parkís first-ever park geologist. He lives in Yosemite Valley with his wife, Sarah, and daughter, Autumn.

   Geology Underfoot in Yosemite National Park