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Meet Our New Chair
Douglas J. Robertson, MD, MPH, AGAFAGA Institute Council Chair
VA Medical Center, White River Junction, Vermont
Geisel School of Medicine at Dartmouth, Hanover, New Hampshire
Dr. Robertson will serve as council chair for 3 years (May 2024-May 2027; DDW 2025, 2026 and 2027).
Section Leadership
, the driving force behind AGA’s programming at Digestive Disease Week (DDW). We welcome 8 members into their new roles as section vice chairs, joining the existing 17 Council members. Each new vice chair will serve a 2-year term that began immediately following this year’s DDW meeting and extends through DDW 2026. Following their term as vice chair, they will move into the role of section chair for an additional 2 years through DDW 2028. 
We are also pleased to announce the members joining nominating committees during the 2026 nomination/election cycle. The chairs of the nominating committee will be the immediate past section chairs, whom we also recognize and thank for their service and dedication to the section and the council.
Basic & Clinical Intestinal Disorders (BCID)
Uma Sundaram, MDVice chair
Marshall University School of Medicine, Huntington, West Virginia
Nominating committee members
- Colleen Renee Kelly, MD, AGAF, Chair
- Amy C. Engevik, PhD, Medical University of South Carolina
- Ravinder Gill, PhD, University of Illinois at Chicago
- Madhusudan Grover, MD, Mayo Clinic, Rochester, Minnesota
- Lisa L. Strate, MD, Harborview Medical Center, Seattle
Clinical Practice (CP)
Linda Anh Nguyen, MDVice Chair
Stanford (Calif.) University School of Medicine
Nominating committee members
- Gary W. Falk, MD, MS, AGAF, Chair
- Megan Adams, MD, JD, MSc, VA Ann Arbor Healthcare System Endoscopy Unit
- Mohammad Bilal, MD, Minneapolis VA Health Care System
- Carolyn Newberry, MD, Weill Cornell Medical Center, New York
- Adam Weizman, MD, MSc, Mount Sinai Hospital, Toronto
Endoscopy, Technology & Imaging (ETI)
Vivek Kaul, MD, AGAFVice Chair
University of Rochester (N.Y.) Medical Center
Nominating committee members
- Irving Waxman, MD, Chair
- Sushovan Guha, MD, PhD, University of Texas at Houston
- Pichamol Jirapinyo, MD, MPH, Brigham and Women’s Hospital, Boston
- Vladimir Kushnir, MD, Washington University St. Louis Barnes–Jewish West County Hospital
- Andrew C. Storm, MD, Mayo Clinic, Rochester, Minnesota
Immunology, Microbiology & Inflammatory Bowel Diseases (IMIBD)
Florian Rieder, MDVice Chair
Cleveland Clinic Foundation
Nominating committee members
- Fernando S. Velayos, MD, AGAF, Chair
- Brigid S. Boland, MD, University of California, San Diego
- Karen L. Edelblum, PhD, Icahn School of Medicine at Mount Sinai, New York
- Michael Kattah, MD, PhD, UCSF Gastroenterology
- Andres J. Yarur, MD, Cedars Sinai Medical Center. Los Angeles
Liver & Biliary (LB)
Don Rockey, MDVice Chair
Medical University of South Carolina, Charleston
Nominating committee members
- Gyongyi Szabo, MD, PhD, AGAF, Chair
- Brett Fortune, MD, MSc, Montefiore Medical Center
- Ruben Hernaez, MD, MPH, PhD, Baylor College of Medicine, Houston
- Cynthia Ann Moylan, MD, MHS, MS, Duke University, Durham, North Carolina
- Douglas A. Simonetto, MD, Mayo Clinic, Rochester, Minnesota
Microbiome & Microbial Therapy (MMT)
Jessica Allegretti, MD, MPHVice Chair
Brigham and Women’s Hospital, Boston
Nominating committee members
- Purna C. Kashyap, MBBS, AGAF, Chair
- Melinda Engevik, PhD, Medical University of South Carolina
- Christian Jobin, PhD, University of Florida
- Vanessa Leone, PhD, The University of Wisconsin–Madison
- Jun Yu, MD, PhD, The Chinese University of Hong Kong
Obesity, Metabolism & Nutrition (OMN)
Berkeley M. Limketkai, MD, PhDVice Chair
University of California Los Angeles
Nominating committee members
- Andres Jose Acosta, MD, PhD, Chair
- Barham K. Abu Dayyeh, MD, MPH, Mayo Clinic, Rochester, Minnesota
- Alan L. Buchman, MD, MSPH, University of Illinois at Chicago
- Octavia Pickett-Blakely, MD, MHS, Hospital of the University of Pennsylvania
- Robert Shulman, MD, Texas Children’s Hospital, Baylor College of Medicine
Pediatric Gastroenterology & Developmental Biology (PGDB)
Kelli L. VanDussen, PhDVice Chair
Cincinnati Children’s Hospital Medical Center
Meet Our New Chair
Douglas J. Robertson, MD, MPH, AGAFAGA Institute Council Chair
VA Medical Center, White River Junction, Vermont
Geisel School of Medicine at Dartmouth, Hanover, New Hampshire
Dr. Robertson will serve as council chair for 3 years (May 2024-May 2027; DDW 2025, 2026 and 2027).
Section Leadership
, the driving force behind AGA’s programming at Digestive Disease Week (DDW). We welcome 8 members into their new roles as section vice chairs, joining the existing 17 Council members. Each new vice chair will serve a 2-year term that began immediately following this year’s DDW meeting and extends through DDW 2026. Following their term as vice chair, they will move into the role of section chair for an additional 2 years through DDW 2028.
We are also pleased to announce the members joining nominating committees during the 2026 nomination/election cycle. The chairs of the nominating committee will be the immediate past section chairs, whom we also recognize and thank for their service and dedication to the section and the council.
Basic & Clinical Intestinal Disorders (BCID)
Uma Sundaram, MDVice chair
Marshall University School of Medicine, Huntington, West Virginia
Nominating committee members
- Colleen Renee Kelly, MD, AGAF, Chair
- Amy C. Engevik, PhD, Medical University of South Carolina
- Ravinder Gill, PhD, University of Illinois at Chicago
- Madhusudan Grover, MD, Mayo Clinic, Rochester, Minnesota
- Lisa L. Strate, MD, Harborview Medical Center, Seattle
Clinical Practice (CP)
Linda Anh Nguyen, MDVice Chair
Stanford (Calif.) University School of Medicine
Nominating committee members
- Gary W. Falk, MD, MS, AGAF, Chair
- Megan Adams, MD, JD, MSc, VA Ann Arbor Healthcare System Endoscopy Unit
- Mohammad Bilal, MD, Minneapolis VA Health Care System
- Carolyn Newberry, MD, Weill Cornell Medical Center, New York
- Adam Weizman, MD, MSc, Mount Sinai Hospital, Toronto
Endoscopy, Technology & Imaging (ETI)
Vivek Kaul, MD, AGAFVice Chair
University of Rochester (N.Y.) Medical Center
Nominating committee members
- Irving Waxman, MD, Chair
- Sushovan Guha, MD, PhD, University of Texas at Houston
- Pichamol Jirapinyo, MD, MPH, Brigham and Women’s Hospital, Boston
- Vladimir Kushnir, MD, Washington University St. Louis Barnes–Jewish West County Hospital
- Andrew C. Storm, MD, Mayo Clinic, Rochester, Minnesota
Immunology, Microbiology & Inflammatory Bowel Diseases (IMIBD)
Florian Rieder, MDVice Chair
Cleveland Clinic Foundation
Nominating committee members
- Fernando S. Velayos, MD, AGAF, Chair
- Brigid S. Boland, MD, University of California, San Diego
- Karen L. Edelblum, PhD, Icahn School of Medicine at Mount Sinai, New York
- Michael Kattah, MD, PhD, UCSF Gastroenterology
- Andres J. Yarur, MD, Cedars Sinai Medical Center. Los Angeles
Liver & Biliary (LB)
Don Rockey, MDVice Chair
Medical University of South Carolina, Charleston
Nominating committee members
- Gyongyi Szabo, MD, PhD, AGAF, Chair
- Brett Fortune, MD, MSc, Montefiore Medical Center
- Ruben Hernaez, MD, MPH, PhD, Baylor College of Medicine, Houston
- Cynthia Ann Moylan, MD, MHS, MS, Duke University, Durham, North Carolina
- Douglas A. Simonetto, MD, Mayo Clinic, Rochester, Minnesota
Microbiome & Microbial Therapy (MMT)
Jessica Allegretti, MD, MPHVice Chair
Brigham and Women’s Hospital, Boston
Nominating committee members
- Purna C. Kashyap, MBBS, AGAF, Chair
- Melinda Engevik, PhD, Medical University of South Carolina
- Christian Jobin, PhD, University of Florida
- Vanessa Leone, PhD, The University of Wisconsin–Madison
- Jun Yu, MD, PhD, The Chinese University of Hong Kong
Obesity, Metabolism & Nutrition (OMN)
Berkeley M. Limketkai, MD, PhDVice Chair
University of California Los Angeles
Nominating committee members
- Andres Jose Acosta, MD, PhD, Chair
- Barham K. Abu Dayyeh, MD, MPH, Mayo Clinic, Rochester, Minnesota
- Alan L. Buchman, MD, MSPH, University of Illinois at Chicago
- Octavia Pickett-Blakely, MD, MHS, Hospital of the University of Pennsylvania
- Robert Shulman, MD, Texas Children’s Hospital, Baylor College of Medicine
Pediatric Gastroenterology & Developmental Biology (PGDB)
Kelli L. VanDussen, PhDVice Chair
Cincinnati Children’s Hospital Medical Center
Meet Our New Chair
Douglas J. Robertson, MD, MPH, AGAFAGA Institute Council Chair
VA Medical Center, White River Junction, Vermont
Geisel School of Medicine at Dartmouth, Hanover, New Hampshire
Dr. Robertson will serve as council chair for 3 years (May 2024-May 2027; DDW 2025, 2026 and 2027).
Section Leadership
, the driving force behind AGA’s programming at Digestive Disease Week (DDW). We welcome 8 members into their new roles as section vice chairs, joining the existing 17 Council members. Each new vice chair will serve a 2-year term that began immediately following this year’s DDW meeting and extends through DDW 2026. Following their term as vice chair, they will move into the role of section chair for an additional 2 years through DDW 2028.
We are also pleased to announce the members joining nominating committees during the 2026 nomination/election cycle. The chairs of the nominating committee will be the immediate past section chairs, whom we also recognize and thank for their service and dedication to the section and the council.
Basic & Clinical Intestinal Disorders (BCID)
Uma Sundaram, MDVice chair
Marshall University School of Medicine, Huntington, West Virginia
Nominating committee members
- Colleen Renee Kelly, MD, AGAF, Chair
- Amy C. Engevik, PhD, Medical University of South Carolina
- Ravinder Gill, PhD, University of Illinois at Chicago
- Madhusudan Grover, MD, Mayo Clinic, Rochester, Minnesota
- Lisa L. Strate, MD, Harborview Medical Center, Seattle
Clinical Practice (CP)
Linda Anh Nguyen, MDVice Chair
Stanford (Calif.) University School of Medicine
Nominating committee members
- Gary W. Falk, MD, MS, AGAF, Chair
- Megan Adams, MD, JD, MSc, VA Ann Arbor Healthcare System Endoscopy Unit
- Mohammad Bilal, MD, Minneapolis VA Health Care System
- Carolyn Newberry, MD, Weill Cornell Medical Center, New York
- Adam Weizman, MD, MSc, Mount Sinai Hospital, Toronto
Endoscopy, Technology & Imaging (ETI)
Vivek Kaul, MD, AGAFVice Chair
University of Rochester (N.Y.) Medical Center
Nominating committee members
- Irving Waxman, MD, Chair
- Sushovan Guha, MD, PhD, University of Texas at Houston
- Pichamol Jirapinyo, MD, MPH, Brigham and Women’s Hospital, Boston
- Vladimir Kushnir, MD, Washington University St. Louis Barnes–Jewish West County Hospital
- Andrew C. Storm, MD, Mayo Clinic, Rochester, Minnesota
Immunology, Microbiology & Inflammatory Bowel Diseases (IMIBD)
Florian Rieder, MDVice Chair
Cleveland Clinic Foundation
Nominating committee members
- Fernando S. Velayos, MD, AGAF, Chair
- Brigid S. Boland, MD, University of California, San Diego
- Karen L. Edelblum, PhD, Icahn School of Medicine at Mount Sinai, New York
- Michael Kattah, MD, PhD, UCSF Gastroenterology
- Andres J. Yarur, MD, Cedars Sinai Medical Center. Los Angeles
Liver & Biliary (LB)
Don Rockey, MDVice Chair
Medical University of South Carolina, Charleston
Nominating committee members
- Gyongyi Szabo, MD, PhD, AGAF, Chair
- Brett Fortune, MD, MSc, Montefiore Medical Center
- Ruben Hernaez, MD, MPH, PhD, Baylor College of Medicine, Houston
- Cynthia Ann Moylan, MD, MHS, MS, Duke University, Durham, North Carolina
- Douglas A. Simonetto, MD, Mayo Clinic, Rochester, Minnesota
Microbiome & Microbial Therapy (MMT)
Jessica Allegretti, MD, MPHVice Chair
Brigham and Women’s Hospital, Boston
Nominating committee members
- Purna C. Kashyap, MBBS, AGAF, Chair
- Melinda Engevik, PhD, Medical University of South Carolina
- Christian Jobin, PhD, University of Florida
- Vanessa Leone, PhD, The University of Wisconsin–Madison
- Jun Yu, MD, PhD, The Chinese University of Hong Kong
Obesity, Metabolism & Nutrition (OMN)
Berkeley M. Limketkai, MD, PhDVice Chair
University of California Los Angeles
Nominating committee members
- Andres Jose Acosta, MD, PhD, Chair
- Barham K. Abu Dayyeh, MD, MPH, Mayo Clinic, Rochester, Minnesota
- Alan L. Buchman, MD, MSPH, University of Illinois at Chicago
- Octavia Pickett-Blakely, MD, MHS, Hospital of the University of Pennsylvania
- Robert Shulman, MD, Texas Children’s Hospital, Baylor College of Medicine
Pediatric Gastroenterology & Developmental Biology (PGDB)
Kelli L. VanDussen, PhDVice Chair
Cincinnati Children’s Hospital Medical Center