Donna Wittmer, PhD, is associate professor emerita of early childhood and early childhood special education in the School of Education at the University of Colorado, Denver. She earned her doctorate in child, family, and community studies at Syracuse University. Deanna W. Clauson is a functional medicine certified health coach and a freelance writer. She earned her bachelor’s degree from the University of North Carolina at Chapel Hill. She serves on the boards of directors for several educational organizations.