Debby Cryer, PhD, a retired scientist at the Frank Porter Graham (FPG) Child Development Institute at the University of North Carolina at Chapel Hill (UNC-CH), is cofounder of the Environment Rating Scales Institute (ERSI). Dr. Cryer has extensive experience assessing early childhood programs in varied settings. She is an author of a variety of resources for early childhood professionals, including the ITERS-R, FCCERS-R, SACERS, and SACERS-U.