M. Margaret "Peggy" Knudson, MD, FACS attended medical school and completed her general surgical residency at the University of Michigan in Ann Arbor. After a fellowship in pediatric surgery at Stanford University, she became involved with the development of trauma systems in California, with a special interest in pediatric trauma. After serving as the Associate Trauma Director at Stanford Medical Center, she joined the teaching faculty at the University of California, San Francisco in 1989.
Dr. Knudson has been on the front lines of treating trauma vitctims in major disasters including the 2010 Haitian earthquake and the crash of Asiana Airlines Flight 214 in San Francisco in July 2013. She has also served as visiting surgeon at both Landstuhl Regional Medical Center in Germany and Balad Air Force Hospital in Iraq, treating soldiers injured on the battleflied. In 2012, Dr. Knudson was named to U.S. News "America's Top Doctors," which reflects her inclusion as in the top 1% of physicians in the U.S. for one of her specialties. And in 2014 Dr. Knudson joined the Division of Member Services of the American College of Surgeons (ACS) and was named Medical Director for the Military Health System (MHS) Strategic-ACS Partnership.
Dr. Knudson also serves as the Vice Chair of the Committee on Trauma, a member of the Executive Committee, American College of Surgeons Committee on Trauma, Board of Managers, American Association for the Surgery of Trauma, on the editorial board of the Journal of Trauma, and as the Chair of the Western Trauma Association's Multi-center Trials Committee. Her major areas of research include simulation training for medical personnel, the prevention of thromboembolic complications in trauma patients, the use of ultrasound in trauma evaluation, resuscitation following hemorrhagic shock, and injury prevention.