This text investigates the core question of how human service professionals can effectively integrate systematic evaluation into their daily practice to ensure accountability and improve client outcomes. The authors, Joel Fischer, John G. Orme, and Martin Bloom, leverage their extensive academic and clinical backgrounds to provide a rigorous framework for single-system design. By synthesizing quantitative and qualitative methodologies, the book argues that evaluation is not an external burden but a fundamental component of ethical, evidence-based practice.

The subject matter points to a dense, specialist text intended for students and practitioners in social work and human services. Its focus on technical evaluation procedures suggests a high level of academic rigor designed to bridge the gap between theoretical research and field application.