Margaret Vaughn, PhD, is Associate Professor of Literacy in the College of Education at Washington State University. A former first-grade teacher, she conducts research on adaptive and equitable practices to support student agency and literacy learning. Dr. Vaughn is coeditor of Principles of Effective Literacy Instruction, Grades K-5, and coauthor of Teaching with Children's Literature: Theory to Practice. Her work has appeared in many journals of literacy research and practice. Dixie Massey, PhD, is Program Coordinator of the Reading Endorsement at the University of Washington, where she also teaches courses in the Department of Language, Literacy, and Culture. Dr. Massey is coauthor of several curriculum books and series. She has published her research in leading journals of literacy research and practice.