Evaluation takes enormous time, money and resources. So, why do we go through all the trouble? Because the ultimate goal is to create positive change-and that's where this practical book comes in. Evaluating Impact uses a common-sense approach to conducting data-driven evaluations that are simple and efficient-and deliver the improved and measurable performance you want. This is the sixth in the Defining and Delivering Successful Professional Practice-HPT in Action series of six books on defining and delivering measurable performance improvement. Learn how to let the evaluation purpose drive the questions you ask, set the stage for deciding what data to collect and how to collect it, and make sense of the data so your recommendations are justifiable.