This article refers to two uses of the term "program theory": (1) microtheory to describe the model of the program; and (2) macrotheory which is concerned with factors that affect social change both within and outside programs. Barriers to successful utilization of evaluation and suggestions to overcome those barriers are discussed. (JAZ)

Six articles provide an overview of the multiple approaches to evaluating the problems of homelessness and introduce the challenges of evaluating interventions for the homeless. The first part focuses on research about homelessness, and the second part describes major demonstration programs and their evaluations. (SLD)

This issue includes four papers conceptualizing and analyzing the issues of evaluation and social justice. An evaluative model is presented as a way of improving educational practice at the school level. Implications of evaluation are examined relative to a moral and ethical stance rooted in conceptions of social justice. (SLD)

Since evaluation has its roots in many disciplines, teaching evaluation from an interdisciplinary perspective offers special potential. A course in the Social Ecology Program at the University of California, Irvine, which provides students with the skills, knowledge, and field experiences necessary for conducting effective evaluation studies is…

The six articles of this special issue focus on minority issues in program evaluation. The aim is to begin a discussion of minority concerns about the impact of cultural dominance on definitions of social goals, the measurement of outcomes, and the political consequences of the selection of evaluation methods. (SLD)