Dr. Geist teaches courses in Radiology, Oral Pathology, and General Pathology to students in the dental, dental hygiene, and post-doctoral programs. He also serves as Director of the Oral and Maxillofacial Imaging Center at the University. Dr. Geist has published over 40 peer-reviewed research articles on topics including the diagnostic efficacy of various imaging systems and educational methodology in radiology and pathology. He has presented his research findings at professional meetings in North America, Europe, and Asia. He is a past president of the American Academy of Oral and Maxillofacial Radiology and the American Board of Oral and Maxillofacial Radiology. Dr. Geist has received the award for outstanding didactic or clinical faculty member 19 times. He holds a BA degree from Northwestern University, a DDS degree from the University of Illinois, and an MS degree in Oral Pathology from Indiana University. He joined the university in 1986.