Describes two surveys of libraries by the Association of Research Libraries (ARL) that were conducted to compare approval plans and to determine alternative acquisitions methods for materials in philosophy and political science. Time spent by selectors is examined, collection evaluation activities are described, and implications for resource…

This study was conducted to learn the extent to which member institutions of the Association of Research Libraries (ARL) with Blackwell North America (B/NA) approval plans covering philosophy and political science are duplicating collections, and to determine what supplementary collection development practices are being used. Initial data were…