Kiernan, Nancy Ellen (2002). How to Use Evaluation Data to Write Different Types of Impact Statements: Tipsheet #66, University Park, PA: Penn State Cooperative Extension. This document is part of a series of Tipsheets that contain practical evaluation illustrations based on current research and developed by Nancy Ellen Kiernan at Penn State Cooperative Extension. This document focuses on how to use evaluation data to write different types of impact statements. Copyright 2002 The Pennsylvania State University#Impact #ExtensionEducationEvaluation #HowTo