Edging toward perfection: Analysis of a new approval plan in a health sciences library

Collection management librarians seek to refine an approval plan in order to minimize the number of returns. The University of Pittsburgh Health Sciences Libraries created a new plan and spent 18 months evaluating and fine tuning the plan so that returns could be reduced. After that time, it was decided that, given the amount of literature in the health sciences, that the goal of no (or few) returns is not achievable.