"Showing how evaluation practice looks when guided by theory, the third edition of the influential "theory tree" book is significantly revised with over 80% new material, including a greater focus on equity and theories over theorists. Chapters from leading authorities describe the goals of each the
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ory; the type of evaluation for which it is appropriate (formative, summary formative, summative, adaptive); the size of the program for which it is most applicable; specific prescriptions; and observable actions that help to define the theory. Readers are given the tools to select suitable approaches for the size, contexts and stage of an evaluation and their own personal values. New to this edition: chapters on culturally responsive evaluation, indigenous evaluation, and developmental evaluation; organized around theories rather than individual theorists; increased attention to practical applications, including a chapter distilling the goals, methods, and standards of evaluations based on each theory; and a case study chapter on the role of theory in evaluation policy." (Publisher description)
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"This technical report introduces a set of evidence-based principles to guide evaluation practice in contexts where evaluation knowledge is collaboratively produced by evaluators and stakeholders. The data from this study evolved in four phases: two pilot phases exploring the desirability of develop
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ing a set of principles, an online questionnaire survey that drew on the expertise of practicing evaluators to identify dimensions, factors or characteristics that enhance or impede success in collaborative approaches, and finally a validation phase. The principles introduced here stem from the experiences of 320 evaluators who have engaged in collaborative approaches in a wide variety of evaluation settings and the lessons they have learned. We expect the principles to evolve over time, as evaluators learn more about collaborative approaches in context. With this in mind, we pose questions for consideration to stimulate further inquiry." (Abstract)
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