Craig A. Mertler has been an educator for 29 years—18 of those in higher education and 6 as an administrator—having begun his career as a high school science teacher. He has taught courses focused on the application of action research to promote educator empowerment, school improvement, and job-embedded professional development, and also teaches research methods, statistical analyses, and educational assessment methods. He has served as the research methodology expert on more than 100 doctoral dissertations and Masters theses. He is the author of 20 books, four invited book chapters, and 18 refereed journal articles. He has presented more than 35 research papers at professional meetings. He has consulted with numerous schools and districts on the broad topic of classroom assessment, data-driven decision making, and classroom-based action research. He currently operates an educational consulting firm and can be reached at craig.mertler@gmail.com. More about Dr. Mertler and his areas of consulting expertise can be found at www.craigmertler.com/mec.