Teaching Paper: Glossary of Impact Assessment Terms – Building Shared Language for Non-Profit Evaluation

Shared language is essential for effective evaluation in the non-profit sector. Without clarity in concepts and terminology, communication between practitioners, funders, academics, and community stakeholders risks confusion and misalignment. This Teaching Paper provides a comprehensive glossary of impact assessment terms, each paired with a practical note linking theory to practice. The glossary covers core areas including accountability, ethical principles, methodological tools, and evaluation practices, offering a resource for training, project design, and scholarly research. By combining authoritative definitions with practical applications, this paper aims to bridge academic knowledge and day-to-day non-profit practice, empowering organizations to strengthen transparency, rigor, and learning in their impact assessments.