Lee Sorensen received his graduate degrees in art history and library science both from The University of Chicago. Together with the late Lawrence Clark Powell he co-authored Determined Donor: T. Edward Hanley (University of Arizona, 1989). His articles include “Art Bibliographies: A Survey of their Development, 1595-1821” Library Quarterly (1986) and the entries on “Art Catalogs and Cataloging” (1996) and “Art Dealers” (2017) in the online Grove Dictionary of Art, Oxford University Press. His forthcoming essay on special collections in art libraries will appear in the Handbook of Art Libraries (2018). He served as the consultant for art historians for the Cambridge Dictionary of American Biography (1994). Professionally he served twice on the executive board of the Art Libraries Society of North America as well as that society’s web administrator for a similar time. For more than a score of years he has been art reference librarian and bibliographer at Duke University. He currently serves on the advisory board for Oxford University Press’ Oxford Art Online. He lives with his wife and their dog, Truman, in Durham.