Since the first edition in 1981,Social Work Research and Evaluation has provided graduate-level social work students with basic research and evaluation concepts to help them become successful evidence-based practitioners, evidence-informed practitioners and practitioners who are implementing evidence-based programs. Students will gain a thorough understanding and appreciation for how the three dominant research methodologies--quantitative, qualitative, and mixed methods--will help them achieve their professional goals, regardless of their area of specialization. Written in clear, everyday language, this edition also includes the pedagogical features that will make it easy and effective for classroom use.