Faculty Ben Surpless, Ph.D. Department Chair Professor Kurt Knesel, Ph.D. Assistant Professor of Geosciences Glenn Kroeger, Ph.D. Associate Professor Daniel Lehrmann, Ph.D. Gertrude and Walter Pyron Professor of Geosciences Cait Livsey, Ph.D. Visiting Assistant Professor Diane Smith, Ph.D. Herndon Professor of Geology Kathleen Surpless, Ph.D. Professor Brady Ziegler, Ph.D. Assistant Professor Staff Tracy Berg Administrative Support Specialist II Leslie F. Bleamaster III, Ph.D. Science Facilities Manager Richard Silver Lab & Field Technician Contact Us Marrs McLean Hall, Room 250 210-999-7092 210-999-7090 geosadmin@trinity.edu