JO A. CATES is Director of the library at Columbia College Chicago, a school for the arts and the media. She has been Regional Research Manager of Ernst and Young's Center for Business Knowledge in Chicago, former Head of the Transportation Library at Northwestern University in Evanston, Illinois, and former Chief Librarian of the Poynter Institute for Media Studies in St. Petersburg, Florida. She has an undergraduate degree in Journalism from Boston University and an M.S. in Library Science from Simmons College.