Daniel C. Mack is currently serving as Interim Dean of Libraries for Collection Strategies and Services at the University of Maryland in College Park, where he provides leadership in policy creation and implementation, strategic planning, program development, and assessment for library collections. His previous positions include Tombros Librarian for Classics and Ancient Mediterranean Studies and Head of the Arts and Humanities Library at Penn State, and Library Director at the Dauphin County (PA) Prison. Mack has advanced degrees in library science and ancient history and has taught college courses in ancient history, Roman archaeology, classical literature and Latin grammar. Mack’s scholarship includes work as co-editor of the Association of College and Research Libraries’ monograph Interdisciplinarity and Academic Libraries, as consulting editor for Brill’s New Pauly: Encyclopaedia of the Ancient World, and as series editor of the American Library Association’s Publications in Librarianship Series. Mack’s current research interests include grey literature, interdisciplinarity in the twenty-first century academy, assessment of library collections and services, and Roman civilization in the age of Caesar Augustus. He has presented scholarly papers at numerous international venues including in Canada, Israel, Italy, Russia, and the United Kingdom. When he has time, Mack plays the viola da gamba and cello.