Dr. Connor is also the director of the New York Center for Travel and Tropical Medicine, a facility devoted to teaching and research in travel and tropical medicine. His main research interests include chronic gastrointestinal disorders in returned travelers, emerging gastrointestinal pathogens, viral hepatitis, and enteric parasitic diseases. He was part of the Kathmandu, Nepal team that first described the clinical illness associated with Cyclospora infections and made subsequent contributions to the understanding of its pathogenesis, epidemiology, and treatment. Widely published in these fields, he is the co-editor of the textbook Travel Medicine, now in it's 2nd edition.