After an undergraduate degree at Cambridge University, UK, and receiving his M.D. from UMDS, University of London, UK, Dr. Warren trained in Anatomic Pathology at the Medical College of Wisconsin. He completed a research fellowship in immunobullous disease at the Medical College of Wisconsin, which produced a first-author NEJM paper on pemphigus, amongst others. He subsequently completed a Dermatopathology fellowship at UTSW in 2001. He spent three years as an Assistant Professor at UNC-Chapel Hill, founding the dermatopathology lab within the dermatology department. He subsequently spent three years in private practice Dermatopathology in Miami. From 2008-2024 he was Dermatopathology Division Director at Indiana University, as well as Fellowship director from 2009-2022 and Associate Director of the Immunohistochemistry lab from 2022-4. He has an interest in training dermatopathology fellows from the developing world and has set up basic dermatopathology labs in developing countries such as Nepal and Tajikistan. He joined the Michigan Medicine Departments of Pathology and Dermatology as a Clinical Professor in 2024. Dr Warren’s current research interests focus on the application of molecular technologies including spatial transcriptomics and NGS to the diagnosis and treatment of cutaneous disease, particularly melanoma, histiocytic neoplasia, and lymphoma while maintaining clinical effort in Dermatopathology and teaching.
