Lee Fleisher, University of Pennsylvania (IMAGE) University of Pennsylvania School of Medicine Caption Lee Fleisher, M.D., is Chair of the department of Anesthesiology and Critical Care in the Perelman School of Medicine at the University of Pennsylvania. Credit Penn Medicine Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.