MaryEllen Lyles is an ECE consultant for the Source for Learning. Her background includes over 25 years of experience within both for profit and nonprofit sectors. She holds a BA degree from University of Massachusetts in both Early Childhood and Psychology as well as a K-3 teaching certification. Her experience includes quality assurance, program development, NAEYC Early Childhood Program Accreditation, training and development, curriculum development/implementation and operational policy development. She is a certified trainer in several states and has served on several ECE advisory panels.