Karen Kohn is the Collection Development Manager at Landman Library, Arcadia University, where she has conducted a usage-based collection evaluation and an analysis of student bibliographies. She has a MS in Library and Information Science from the University of Illinois at Urbana-Champaign and an MA in Sociology from Temple University. Ms Kohn has published articles in College & Research Libraries and the Journal of Web Librarianship and has presented on collection evaluation at the Charleston Conference: Issues in Book and Serials Acquisitions and the Acquisitions Institute at Timberline Lodge. Slides from both of these conferences are available online, and links are available on request.