This discussion focuses on the problems involved in the interpretation and verification of the data gathered and presented by the North American Collections Inventory Project. It suggests that the National Shelflist Count is a better resource for collection management and shared library resources decisions. (CLB)

Argues that evaluating a library's collection is not an acceptable substitute for evaluating the collection development process and its developers. With increasing materials costs, overselection can be much more serious than underselection. Several useful methods for evaluating collection development incorporate statistics regarding proportional…

Collection development for interdisciplinary areas is more complex than for traditionally well-defined disciplines, so new evaluation methods are needed. This article identifies variables in interdisciplinary fields and presents a model of their typical information components. Traditional use-centered and materials-centered evaluation methods…