Not all data for a program evaluation may be equally valuable, and costs of collection may vary when using several methods to obtain data from several sources. An approach to maximize information yield for a fixed, limited budget using a mathematical technique known as linear programming is described and generalized. (Author/CM)

This article presents a discussion of field utilization of staff development activities in the context of three separate training programs. Specifically, classroom implementation of knowledge and skills gained by participants in their training sessions was assessed via the Levels of Use (LoU) interview system. (Author/LMO)