Abigail Newburger has worked as a teacher, home visitor, peer reviewer, and education consultant for Head Start for 27 years. She has also serves as officer in the Pennsylvania AEYC and the Mid-Atlantic Region AEYC. She lives in Newburg, PA. Elizabeth Vaughan is an instructor at Stephen F. Austin State University and Shippensburg University and serves as the president of the Pennsylvania Association for the Education of Young Children. She has also worked as an early childhood and special education teacher. She is also the co-author of Learning Centers for Child-Centered Classrooms. She lives in Newburg, PA.