Gregory S. Weinstein, MD, serves as professor in the Department of Otorhinolaryngology - Head and Neck Surgery. Dr. Weinstein has been faculty at the University of Pennsylvania since 1991 and is the founding member and co-director of the Penn Center for Head and Neck Cancer, which is an internationally renowned multidisciplinary team for the management of all aspects of care of patients with head and neck cancers. Dr. Weinstein's clinical expertise is in the head and neck surgery, including all aspects of cancer surgery oral, pharyngeal, laryngeal and neck cancer as well as special expertise in thyroid and parotid surgery. An extension of Dr. Weinstein's special interest in organ preservation surgery has been clinical research in the area of Transoral Robotic Surgery (TORS). He is principal investigator of the first IRB approved human clinical trial for robotic surgery in the field of Head and Neck Surgery. As co-founder of the first in the world research program in human TORS, he has been involved with clinical research in both developing new techniques, instrumentation, as well as adaptation of laser technology to robotic surgery. Dr. Weinstein has also been involved in establishing the first training program in TORS. Dr. Weinstein has trained physician/researchers from a number of centers around the United States in the TORS techniques and has had trained visiting surgeons in the TORS techniques from Japan, Korea, China, Australia, Sweden, Brazil, France, India as well as others. He has authored numerous articles in the area of robotic surgery and is on the editorial board of the Journal of Robotic Surgery and is a founding Board Member and First President of the SRS (Society for Robotic Society). Dr. Weinstein is also an international expert in utilizing surgery to preserve the voice box in the face of voice box and throat cancer. He has written the book Organ Preservation Surgery for Laryngeal Cancer, which remains the classic text in this area. He has expertise that allows surgery to get better function and cancer outcomes for the full spectrum of voice box and throat cancers that would otherwise require aggressive radiation or chemoradiation or total removal of the voice box. America's Top Doctors (book series): 10th Edition, 11th Edition, 12th Edition, 13th Edition, 14th Edition, 1st Edition, 2nd Edition, 3rd Edition, 4th Edition, 5th Edition, 6th Edition, 7th Edition, 8th Edition, 9th Edition Philadelphia Magazine: 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 America's Top Doctors for Cancer (book series): 10th Edition, 1st Edition, 2nd Edition, 3rd Edition, 4th Edition, 5th Edition, 6th Edition, 7th Edition, 8th Edition, 9th Edition Newsweek: 2015 Castle Connolly America's Top Doctors (digital guide): 2016, 2017, 2018, 2019, 2020, 2021 Castle Connolly America's Top Doctors for Cancer (digital guide): 2016, 2017, 2018, 2019, 2020, 2021 Philadelphia Magazine - Cancer Doctors: 2020 Schneps Media - Philadelphia Metro: 2021