Marjorie Kostelnik is dean of the College of Education and Human Sciences at the University of Nebraska, Lincoln. She entered the field of early childhood as a Head Start teacher before receiving her doctorate from the Pennsylvania State University. She was on the faculty at Michigan State University for 22 years, serving as director of the Child Development Laboratories, then as chair of the Department of Family and Child Ecology. Dr. Kostelnik has served as vice president of NAEYC, and was recently appointed to the National Academies of Science Institute of Medicine Committee to Study the Science of Children Birth to Age 8. Currently, she serves on the Dimensions Board (nature education for children), the Educare Board of Lincoln (infants, toddler, and preschool child care), and the City of Lincoln Prosper Committee for Early Education.