Margo Gottlieb, Ph.D., is Co-founder and Lead Developer for WIDA at the Wisconsin Center for Education Research, University of Wisconsin- Madison and Director, Assessment and Evaluation, for the Illinois Resource Center. She has spearheaded the crafting of language development standards and has designed assessments, curricular frameworks, and instructional assessment systems for language learners. Starting her career as an inner city ESL and bilingual teacher in Chicago, she has since worked with thousands of educators to share in professional learning with states, school districts, publishers...