The field of early childhood education continues to grapple with the issue of understanding quality in classrooms. The lack of clarity in definition (or conceptualization) and related ability to assess (or operationalize) quality has contributed to a reliance on the Early Childhood Environment Rating Scale (ECERS-R), which is often interpreted to be synonymous with the quality of a classroom. Likewise, the ECERS-R (although a measurement tool) is often used to define quality.