Purpose: Participatory extension programmes are widely used to promote change in the agricultural sector, and an important question is how best to measure the effectiveness of such programmes after implementation. This study seeks to understand the current state of practice through a review of ex post evaluations of participatory extension…

In mixed methods research (MMR), integrating the quantitative and the qualitative components of a study is assumed to result in additional knowledge (or "yield"). This narrative review examines the extent to which MMR is used in the field of childhood trauma and provides directions for improving mixed methods studies in this field. A…

This article explores the utilization of qualitative methodologies in program evaluation, the rationale for using these approaches, and the potential qualitative applications within evaluation. It also describes the "scientific" and "artistic" qualitative methodologies, suggests practical qualitative application, and calls for…

Streamlining involves the modification of cost-analysis methods to make them more appropriate for the limited time and resources, and immediate information needs, of local-level program evaluations. It can also enhance the reliability and validity of district-level studies. A review of existing texts of cost analysis and of studies of traditional…

Provides a detailed introduction to the variety of purposes for which evaluation research may be used and to the range of methods currently employed in the practice of that field. Uses specific examples, where appropriate, to provide concrete illustrations of both the goals of evaluation researchers and the methods used. (Author)