Dr. Howden graduated from the medical school of the University of Glasgow, Scotland in 1978. He completed postgraduate training in General (Internal) Medicine, Gastroenterology and Clinical Pharmacology in Glasgow and at McMaster University, Canada. He moved to the US in 1991, initially to the University of South Carolina. He joined the faculty at Northwestern in 1999. He has fairly broad interests in gastroenterology but particular interests in upper GI tract disorders, H. pylori infection, ulcer disease and bleeding, and the clinical pharmacology of drugs used to treat gastrointestinal disorders.