Praised by instructors and students alike, PROGRAM EVALUATION: AN INTRODUCTION helps your students evaluate services and programs using scientifically credible research tools. In the process of learning these evaluation techniques and skills, they will also become proficient at critically analyzing evaluation studies conducted by others. The authors present and simplify all the essentials needed for a critical appreciation of evaluation issues and methodology. From this text, students will learn how to gather evidence and demonstrate that their interventions and programs are effective in improving clients' lives. This text is known for its student-friendly writing style and clear presentation of concepts, as well as its hands-on and applied focus.