About the contributor

• Julia J. Liu
• Peter J. Kahrilas

Julia J. Liu

Julia Liu obtained her M.D. at University of Toronto School of Medicine. She received her medicine training at the Mayo Clinic and gastroenterology training at Brigham and Women's Hospital. Her research work at the Harvard Center for Minimally Invasive Surgery demonstrated gastroesophageal junction smooth muscle remodeling after endoscopic suturing treatment. Her current research interests include endoscopic appraisal and treatment of disorders of the gastroesophageal junction.

Peter J. Kahrilas

Dr Peter J Kahrilas is currently the Gilbert H. Marquardt Professor of Medicine and Chief of Gastroenterology at the Feinberg School of Medicine at Northwestern University. He attended college at Yale University, medical school at the University of Rochester in New York and a residency in internal medicine at Case Western Reserve in Cleveland. After four years of GI fellowship at Northwestern and at the Medical College of Wisconsin, Dr Kahrilas joined the Northwestern faculty and has been there ever since. Dr Kahrilas has published over 120 original papers, 45 book chapters, and one book on topics of esophageal and swallowing disorders. His present research focus is on esophageal physiology and pathophysiology.