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Welcome to the only author-recognized training for the ERS

The Environment Rating Scales Institute (ERSI) is a training agency, which provides a number of services related to use of the Environment Rating Scales (ERS). ERSI is the only certified training agency by the authors of the Environment Rating Scales. Our team has decades of experience and provides a personalized approach to helping clients measure, evaluate, and improve child outcomes for infants, toddlers, preschoolers, and school-age children alike. With our flexible scheduling options, we make it easy for you to fit in training to your busy schedule. 

Our Team

ERSI's team of world-renown trainers will help you meet all your early childhood education needs. Please reach out today and see how we can help you succeed!

AUTHOR PARTNERSHIPS

ERSI is proud to partner with the original authors of the Enviromental Rating Scales: Thelma Harms, Debby Cryer, Dick Clifford, and Noreen Yazejian. To learn more information about the authors or the scales themselves, please visit our Scales page.

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