Megan Petrik, PhD is a licensed clinical psychologist and Assistant Professor of Medicine at the University of Minnesota Medical School, Division of General Internal Medicine. She specializes in health psychology and her clinical work involves psychotherapy, assessment, and hospital consultation with a diverse range of adult medical patients. Dr. Petrik has expertise in psychogasterentoerlogy and subspecializes in working with patients with chronic digestive disorders. Currently, her research focuses on understanding psychosocial factors the course of illness for patients an inflammatory bowel disease-irritable bowel disease overlap. She also serves as the training director for the clinical health psychological fellowship in the Department of Medicine at the University of Minnesota Medical School. This work involves clinical training of post-doctoral fellows in evidence-based brain-gut psychotherapies for digestive diseases.

Kathryn Tomasino, PhD is an Assistant Professor of Medicine at Northwestern University Feinberg School of Medicine, within the Division of Gastroenterology & Hepatology. She is a licensed clinical psychologist with a background in health psychology and behavioral medicine and expertise in psychogastroenterology. She joined the faculty at Northwestern in 2017 and provides consultation and psychological and behavioral interventions for patients with chronic gastrointestinal conditions and supports patients to promote sustainable lifestyle changes to facilitate weight management. In her clinical work, Dr. Tomasino utilizes research supported interventions, including cognitive behavioral therapy (CBT), acceptance- and mindfulness-based therapies (ACT, MBSR), as well as medical hypnotherapy, to help individuals cultivate insight into the mind-body relationship and learn techniques to reduce symptoms, alleviate pain, and improve quality of life. Her current research is focused on the role of psychosocial factors in gastrointestinal conditions, and on harnessing technology to increase access to care. Dr. Tomasino is also passionate about clinical training and mentorship and provides supervision to clinical psychology pre-doctoral students as well as post-doctoral fellows.