Dr. Prakash Gyawali is currently a Professor of Medicine, Director of Neurogastroenterology and Motility, and Program Director of Gastroenterology Fellowship Training at the Division of Gastroenterology, Washington University School of Medicine, St. Louis, USA.  Dr. Gyawali's academic interests include gastrointestinal motility, gastroesophageal reflux disease, and functional bowel disorders; he is also prominently involved in education and mentoring of students, residents, fellows and peers at all levels.  He directs gastrointestinal motility centers affiliated with Washington University, and is involved in motility testing using high resolution manometry, esophageal ambulatory esophageal pH and impedance monitoring, wireless pH monitoring and endoscopic functional lumen imaging probe (endo-FLIP).  He is part of several working groups and consensus committees involving esophageal physiologic testing, and has over 150 original publications.  He has an extensive academic practice in esophagology and functional bowel disorders, and is actively involved in clinical research involving neurogastroenterology and motility.