Specialist in magmatism, granite and granite landscapes, plate tectonics, national parks, and public engagement with geology
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About
Geologist, author, tour leader, and photographer. Distinguished Professor Emeritus at UNC Chapel Hill, still doing research on magma, granites, and landscapes
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Educating the Public
Expert guide with Smithsonian Journeys travel; field trips; lectures; Geology Underfoot books for non-geologists
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Photography
Landscape, aerial, drone, and gigapixel images with a geologic focus
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Talks
Recordings of talks for public and academic audiences
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2027 Smithsonian Tours
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Research
Do shallow magma chamber exist? How do bodies of granite form? How are plate tectonics and magmatism related? How do landscapes evolve?
Some images from my Flickr photo account
Mont Blanc from Klein Matterhorn
Horseshoe Bend, Colorado River near Page, Arizona
Late afternoon, Lake Powell, Arizona
Kennicott Glacier, medial moraines, and Mount Blackburn, Alaska
Moraine Lake and horns carved in Lower Cambrian sedimentary rocks, Alberta, Canada
Lenticular clouds over Cuernos del Paine, Patagonia, Chile
Dying eruption in Sundhnúksgígar crater chain near Grindavik, Iceland, December 2024
Double rainbow at sunset, Bryce Canyon National Park, Utah
Recent Blog Posts
