Stanford University


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  • Lisa Marie Knowlton, MD, MPH, FACS, FRCSC

    Lisa Marie Knowlton, MD, MPH, FACS, FRCSC

    Associate Professor of Surgery (General Surgery)

    BioDr. Knowlton is a trauma and critical care surgeon and NIH funded public health researcher whose focus is on improving access to and quality of care for trauma and surgical patients. She obtained her medical degree at McGill University and completed her general surgery residency at the University of British Columbia in Vancouver, Canada. Her desire to understand varied healthcare systems and develop solutions for vulnerable surgical populations led her to obtain an M.P.H. at the Harvard T.H. Chan School of Public Health and complete a research fellowship at the Harvard Humanitarian Initiative. Most recently, she trained as a Surgical Critical Care fellow at Stanford University Medical Center and joined the faculty as an Assistant Professor of Surgery in early 2018.

    Dr. Knowlton's research focuses on improving health equity, addressing barriers in access to care and reducing disparities among vulnerable surgical populations, including underinsured trauma patients. She is also investigating the financial burden that injury imposes upon both patients and hospitals, with the goal of finding economically sustainable strategies for ensuring best outcomes among trauma patients. These include the study of emergency Medicaid programs at the state and national level. Dr. Knowlton’s work has been funded by the American College of Surgeons (the 17th C. James Carrico Faculty Research Fellowship), the American Association for the Surgery of Trauma (AAST) and the NIH. She has received an R21 by the National Institute on Minority Health and Health Disparities, and most recently an R01 for her work (2023-2028). Dr. Knowlton is board certified by the American Board of Surgery and the Royal College of Physicians and Surgeons of Canada. She is a member of the AAST Diversity and Inclusion and Healthcare Economics Committees, and also serves on the Association for Academic Surgery’s Publications Committee. She was the inaugural Chair of the Associate Member Council of the AAST and currently serves as the Associate Vice Chair of Research for the Stanford Department of Surgery. She was recently recognized by the AAST by receiving the 2023 Canizaro award for best presentation and manuscript at the annual meeting. Dr. Knowlton was also selected as the 2023-24 U.S. recipient of the James IV Surgical Association Traveling Fellowship.

  • James R. Korndorffer, Jr. MD, MHPE, FACS

    James R. Korndorffer, Jr. MD, MHPE, FACS

    Associate Professor of Surgery (General Surgery)

    BioJames R Korndorffer Jr MD MHPE FACS joined the Stanford Department of Surgery in December 2017 as the inaugural Vice Chair of Education. Dr. Korndorffer received his undergraduate degree in Biomedical Engineering from Tulane University where he graduated cum laude. He returned to Florida and received his medical degree from the University of South Florida College of Medicine. While there he served as class vice president and was selected as a student member for the LCME reaccreditation committee. His general surgery internship and residency was completed at The Carolinas Medical Center in Charlotte, NC.

    Upon completion of his residency, Dr. Korndorffer went into private practice however his interest in teaching was so strong that after 8 years, he left a successful private practice and joined the faculty at Tulane University School of Medicine as a fellow in minimally invasive surgery and as an instructor in surgery. At the completion of the fellowship, he chose to stay at Tulane and joined the faculty as an Associate Professor of Surgery in 2005. He achieved the rank of Professor of Surgery in 2010. While at Tulane he served in numerous leadership roles. He was Vice Chair of the surgery department from 2012-17 as well as the Program Director for the surgical residency from 2006-17. As program director, he was responsible for redesigning the educational experience of the surgical residency after the catastrophic events of Hurricane Katrina. Additional medical school wide leadership roles he held included Assistant Dean for Graduate Medical Education (assistant DIO) and founding Medical Director for the Tulane Center for Advance Medical Simulation. Because of his passion for education, while working full time at Tulane, Dr. Korndorffer completed his Masters in Health Professions Education at the University of Illinois, Chicago.

    He is actively involved in numerous national societies including service to the American Board of Surgery through membership on the editorial board of the Surgical Council on Resident Education and the EPA revision workgroup and EPA writing group. He serves as the inaugural chair of the research division for the Association for Program Directors in Surgery, and the inaugural co-chair of the Education Council for the Society of American Gastrointestinal and Endoscopic Surgeons. He also serves on the Board of Directors for SAGES. He has served the American College of Surgeons in numerous capacities including the ACS-AEI as Recorder, Program Chair and Research Committee Chair and as a member of the faculty development committee. He serves as an Associate Editor for the Journal of Surgical Education. He was recently inducted to membership in the Academy of Master Surgeon Educators.

    He was one of the early adopters of the use of simulation for surgical training and has been actively involved in surgical education research since 2003. Some of the early work using proficiency-based training instead of time base training for skill acquisition. This has now become the norm. He is now actively involved investigating the role simulation education has in patient quality and healthcare system safety.

    Dr. Korndorffer has published over 100 papers in peer reviewed journals, 10 book chapters and has had over 150 presentations at national meetings. Dr. Korndorffer’s clinical interests include minimally invasive surgery for gastrointestinal disorders and hernias. His research interests include surgical education, surgical simulation, patient safety, and patient care quality.