Duane Braun‘s interest in geology began at age eight, when he collected fossils on the Helderberg escarpment in upstate New York. He went on to earn a BS Geology at SUNY, Fredonia, and was awarded a Woodrow Wilson Fellowship. Braun holds an MS and a PhD in Geomorphology at John Hopkins University. From 1975 to 2008 he taught courses in environmental geology at Bloomsburg University. Ruth Braun holds an MA in Geology from John Hopkins University and taught geology and geography courses at Bloomsburg University. The two authors have offered courses specifically related to the geology of Mount Desert Island.