Michael Quinn Patton, PhD, directs an organizational development and evaluation consulting business, Utilization-Focused Evaluation. He has 45 years of evaluation experience working at local, state, national, and international levels with programs and interventions of all kinds, including leadership development and evaluation. He has authored eight major evaluation books, including 4th editions of Utilization-Focused Evaluation (2008) and Qualitative Research and Evaluation Methods (2015). He is now advancing the need for developmental evaluation and works extensively around the world.