He joined Penn in 2012. Dr. Mull teaches evidence-based medicine principles that can be used at the point of care. He is assistant director for the Penn Medicine Center for Evidence-based Practice and has taught similar principles for faculty development, advanced practitioner grand rounds series and the introduction to medicine internship for sub-intern students. He received the Donald B. Martin Award in Teaching Excellence from the department of medicine in 2014. One of his former trainees stated: “Dr. Mull brings a unique combination of high expectations and insightful guidance to the attending-housestaff relationship which empowers those who work with him to grow as clinicians and be well-prepared to assume the next level of responsibility.”