title: ACG presidential introduction.
authors.affiliation: Clifford Joseph Barborka Professor of Medicine, Northwestern University Feinberg School of Medicine, Digestive Health Center, Chicago, Illinois, USA.
authors.forename: Stephen B
authors.initials: SB
authors.lastname: Hanauer
mesh_terms: D005762:Gastroenterology; D006801:Humans; D012955:Societies, Medical; D014481:United States