JOHN CARLO BERTOT is Professor, School of Information Studies, Florida State University, Chair of of the International Standards Organizations (ISO) Working Group 4, member of ISO Working Group 2, and serves on the National Information Standards Organizations (NISO) library statistics committee. He is Editor of Government Information Quarterly and Co-editor of Library Quarterly.DENISE M. DAVIS is Director of the Office for Research and Statistics at the American Library Association. She serves on the advisory committees of the National Center for Education Statistics (NCES) Library Program for the public and state library surveys, and chairs the NCES academic library survey advisory committee. She also chairs the National Information Standards Organization Library Statistics Standard Z39.7 revision committee, and serves on a number of other committees including the ProjectCOUNTER advisory and International Standards Organization (ISO) committees. library statistics standards.