Marie L. Masterson, PhD, is Director of Quality Assessment at McCormick Center for
Early Childhood Leadership, where she oversees evaluation for Illinois’ quality rating and improvement system. Marie is an educational consultant to state departments of education, schools, child care centers, and social service and parenting organizations. She is a national speaker, child behavior expert, researcher, and author of multiple books and articles that address behavior guidance, early care and education, parenting, and high-quality teaching. Holly Bohart is senior editor in Books and Related Resources at NAEYC. She formerly taught in special education early childhood programs.