He is a co-author of Readers’ Advisory Service in North American Public Libraries, 1870-2005 (McFarland, 2007); The Evolution of Library and Museum Partnerships: Historical Antecedents, Contemporary Manifestations, and Future Directions (Libraries Unlimited, 2004); and Reading and the Reference Librarian: The Importance to Library Service of Staff Reading Habits (McFarland, 2004).