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  1. Gwendolyn Zimmermann
    Gwendolyn Zimmermann

    Accelerated Learning Mathematics at Work™ Professional Learning Communities at Work®

    Gwendolyn Zimmermann, PhD, is director of assessment, research, and evaluation at Adlai E. Stevenson High School District 125, a model professional learning community district in Lincolnshire, Illinois.

    Learn more about Gwendolyn Zimmermann

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