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Nina C. and John T. Sessions Distinguished Professor of Medicine
Center for Gastrointestinal Biology and Disease
UNC-Chapel Hill
Cancer Epidemiology
Gastrointestinal Oncology Program

Area of Interest

My research has concerned risk factors and prevention of colorectal neoplasia. I have conducted hospital- and population-based studies of colorectal adenomas and cancers. I have also conducted chemoprevention studies. Recently, I have published research on colorectal cancer before age 50.

Awards and Honors

  • Friedenwald Medal, American Gastroenterological Association
  • Named visiting professor at: University of Washington, Northwestern University, Harvard Medical School, Yale University School of Medicine. University of Chicago, Massachusetts General Hospital, Vanderbilt
  • President, American Gastroenterological Association Institute, 2008-2009
  • National Commission on Digestive Diseases, 2008
  • Masters Award for Sustained Achievement in Digestive Disease, May 2006
  • Best Doctors: 2005-2009

Find publications on PubMed