Section Editors


Section Editor, Hepatic Diseases and Disorders/NAFLD/NASH

Alan Bonder 

Alan Bonder is an assistant professor of medicine at Harvard University Medical School and medical director of liver transplantation at Beth Israel Deaconess Medical Center in Boston, Massachusetts.


Section Editors, Inflammatory Bowel Disease, Crohn Disease and Ulcerative Colitis

David Hudesman

David Hudesman is codirector of the Inflammatory Bowel Disease Center at NYU-Langone Health in New York City.


Sara Horst

Sara Horst, MD, is an associate professor of medicine and affiliated with the IBD Clinic at Vanderbilt University in Nashville, Tennessee.



Stephen B. Hanauer is the Clifford Joseph Barborka Professor of Medicine in gastroenterology and hepatology at the Feinberg School of Medicine at Northwestern University in Chicago, Illinois.



Miguel Regueiro is chairman of the department of gastroenterology and hepatology at the Cleveland Clinic in Cleveland, Ohio.


Section Editor, Pediatric Gastroenterology

Marla Dubinsky

Marla Dubinsky is codirector of the Susan and Leonard Feinstein IBD Clinical Center at the Icahn School of Medicine at Mt. Sinai in New York City.


Section Editor, Esophageal Diseases and DIsorders, Gastroesophageal Reflux Disease

Rita Knotts

Rita Knotts, MD, is a specialist in neurogastroenterology and motility at NYU-Langone Health in New York City.


Section Editor, Pancreatic Diseases and Disorders

Ellie Afghani











Elham Afghani, MD, is a gastroenterologist and assistant professor of Medicine at the Johns Hopkins University School of Medicine in Baltimore.


Brian Lacy










Brian Lacy, MD, is a professor of medicine and gastroenterologist at Mayo Clinic Jacksonville.