Marc S. Hendrix is a Professor of Geology at The University of Montana in Missoula, Montana. Growing up in Gettysburg, Pennsylvania, Marc developed an early love of geology in the 1970's while working as a field assistant for his father, a biology professor at Gettysburg College. Marc received a bachelor's degree in geology from Wittenberg University in Springfield Ohio in 1985 and a master's degree in geology and geophysics from The University of Wisconsin-Madison in 1987. In 1992, he graduated with a Ph.D. in applied earth sciences from Stanford University, where he conducted research on the...