Junior Faculty Scholars

Dr. Olórtegui was born in Poland. She grew up in the countryside outside of Chicago, and eventually moved to the big city.  She received her B.S. From the University of Chicago in 2009, followed by her M.D. from the UChicago Pritzker School of Medicine in 2012. She stayed at UChicago for residency and fellowship, and recently joined the Department of Surgery, Section of Colon and Rectal Surgery as an Assistant Professor. She completed the MacLean Center for Clinical Medical Ethics Fellowship in 2016, and now serves as faculty at the MacLean Center.

Dr. Olórtegui’s clinical interest is in the care of patients with diseases of the colon, rectum, and anus, especially inflammatory bowel disease. She is also passionate about improving the quality of surgical care. Dr. Olórtegui is launching the University of Chicago colorectal surgery clinical outcomes database, and is actively collaborating with researchers at other major academic centers in order to improve our understanding of the intricacies of colorectal diseases, surgeries and their outcomes.

In working with trainees, Dr. Olórtegui developed a special interest in teaching and mentorship. During her training, Dr. Olórtegui was honored with the Hans Frimpong Spirit in Surgery Award, as well as the Golden Apple Teaching Award. She was elected to the Alpha Omega Alpha Honor Society by the graduating Pritzker School of Medicine Class of 2019. In her first year as faculty, she was awarded an Excellence in Teaching Award from the Department of Surgery. Dr. Olórtegui is interested in developing a formal curriculum for teaching professionalism to budding surgeons.

Dr. Sarah Sobotka is Associate Professor of Pediatrics in the Section of Developmental and Behavioral (DBP) Pediatrics, Department of Pediatrics and Medical Director of the Comer Outpatient DBP Program.

Dr. Sobotka received her medical degree from the University of Chicago Pritzker School of Medicine and Master of Science for Clinical Professionals from the Department of Public Health Sciences. She completed residency training in Pediatrics at Northwestern University/Lurie Children’s Hospital and subspecialty DBP Training at the University of Chicago. Since 2017 Dr. Sobotka has served as Associate Director of the IL Leadership Education in Neurodevelopmental and Related Disabilities (IL-LEND) Program, which provides long-term, graduate-level interdisciplinary training to improve the health and well-being of individuals with disabilities.

Dr. Sobotka is currently funded by the NICHD for a project utilizing mixed methods to study children with invasive home mechanical ventilator assistance and to describe patient, family, and healthcare system factors which influence long hospitalizations and readmissions. Dr. Sobotka is interested in developing interventions for children at risk for severe neurodevelopmental disabilities, particularly those who have survived critical illness, to reach their developmental potentials.

Dr. Jason Strelzow is an orthopaedic trauma and upper extremity surgeon, who provides comprehensive care for patients with fractures and injuries throughout the body with a special interest in upper limb pathology.

Jason completed medical school and orthopaedic surgery training at the University of British Columbia in Vancouver, Canada. He then completed additional fellowship training in Hand and Upper Extremity at the Hand and Upper Limb Center in London Ontario, Canada and a Trauma fellowship at the Royal Infirmary of Edinburgh in Scotland in the United Kingdom.

Along with being dedicated to his clinical work, Dr. Strelzow was the Associate Residency Program Director for Orthopaedic surgery and was heavily involved in clinical research. He is currently exploring research on patient-reported outcomes related to elbow trauma, shoulder trauma, and total elbow replacements. He has an active interest in evaluating the functional outcomes around urban trauma, PTSD and urban ballistic injuries with the goal of improving patient care and returning patients to normal activity as soon as possible. Dr. Strezlow received a 2019 Bucksbaum Institute Pilot Grant with co-PI Dr. Jennifer Wolf a Senior Faculty Scholar. And, he is an associated editor for the Journal of Hand Surgery.

Dr. Jennifer Tseng is a board-certified surgical oncologist and Assistant Professor of Surgery with the University of Chicago Medicine. She earned her medical degree from the University of California, Davis and completed her general surgery residency at Oregon Health and Science University. She received fellowship training in clinical immunotherapy at the National Cancer Institute and complex general surgical oncology at the University of Chicago Medicine. She is a senior fellow with the MacLean Center for Clinical Medical Ethics and previously was a theme issue editor for the American Medical Association’s Journal of Ethics. Her research interests include ethical considerations in clinical trials, the use of surrogate decision makers and prophylactic surgery.

Dr. Tseng integrates the latest research in clinical trials in caring for patients with breast cancer, melanoma and sarcoma. She is a prior national resident representative for the Surgery Residency Review Committee of the Accreditation Council for Graduate Medical Education (ACGME) and is an Associate Program Director for the general surgery residency and complex general surgical oncology fellowship. She is an Education Scholar with the American Society of Clinical Oncology and is pursuing a Masters in Health Professions Education with the University of Illinois at Chicago.

As of 2022, Dr. Tseng is a surgeon with City of Hope Cancer Treatment and Research Center in California.

Yalini Vigneswaran, MD, MS, FACS, is an advanced minimally invasive gastrointestinal surgeon who specializes in esophageal and gastric disorders, including motility disorders, esophageal and gastroesophageal junction cancers, reflux disease and paraesophageal hernias. She has specific clinical expertise in esophageal surgery, including minimally invasive esophagectomy for both benign and malignant disease as well as bariatric surgery and performs various weight loss procedures. Dr. Vigneswaran uses both advanced laparoscopic and robotic-assisted techniques to approach complex gastrointestinal disorders and weight loss surgery. And leads the field in innovative techniques and procedures. Dr. Vigneswaran conducts clinical research and is committed to improving outcomes for patients with gastroesophageal disorders and patients undergoing weight loss surgery. She has been recognized nationally for her research and has received several awards. She continues to advance the field with specific research interests in reflux disease after weight loss surgery and revisional surgery, paraesophageal hernia surgery, esophageal malignancies and health disparities in obesity medicine.

Dr. Yoon is an academic hospitalist and medical educator with research interests in the field of virtue ethics, moral psychology, and the moral and professional formation in medical education. He is currently co-investigator on the Project on the Good Physician, a longitudinal study of medical students funded by the New Science of Virtues Project at the University of Chicago. After completing a Clinical Ethics and Hospitalist Scholars research fellowship at the University of Chicago in 2010, he also completed the MERITS Fellowship in Medical Education devoted to the study of professionalism and moral formation in medical education.

He has recently received grants from the Center of Health Administration Studies at the University of Chicago as well as from the National Center on Minority Health and Health Disparities (NCMHD) to support his work. Dr. Yoon also has an interest in global health and recently returned from a trip to Pyongyang, DPRK to promote academic collaboration in the areas of international medical education and public health.

2012 Pilot Grant Project: Operationalizing the Virtues for Good Doctor-Patient Relationships