Dr. Matthew B. Klein, MD, MS, FACS is Chief Development Officer at PTC Therapeutics, Inc. Prior to joining PTC, Dr. Klein was CEO and Chief Medical Officer of BioElectron Technology Corporation, a biotechnology company focused on development of redox active small molecules for mitochondrial disease and related disorders of oxidative stress. Prior to joining BioElectron, Dr. Klein was the Auth-Washington Research Foundation Chair of Restorative Burn Surgery at the University of Washington. Dr. Klein completed his undergraduate degree at the University of Pennsylvania where he graduated summa cum laude and Phi Beta Kappa, and received his MD degree with honors from Yale University.