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Ruth Harbin Miles coaches rural, suburban, and inner-city school mathematics teachers.  Her professional experiences include coordinating the K-12 Mathematics Teaching and Learning Program for the Olathe, Kansas, Public Schools for more than 25 years; teaching mathematics methods courses at Virginia’s Mary Baldwin College; and serving on the Board of Directors for the National Council of Teachers of Mathematics, the National Council of Sup

Andrea Honigsfeld, EdD, is professor in the School of Education at Molloy College, Rockville Centre, New York. Before entering the field of teacher education, she was an English-as-a-foreign-language teacher in Hungary (Grades 5–8 and adult) and an English-as-a-second-language teacher in New York City (Grades K–3 and adult). She also taught Hungarian at New York University.

Lyn Sharratt, EdD, is a practitioner and researcher working in remote and urban settings worldwide.

John DeLandtsheer has served as the GATE Coordinator in the Redlands Unified School District for sixteen years. He has recently retired from his role as principal of Mariposa Elementary but continues to teach at UC Riverside and serve as the GATE Coordinator in Redlands Unified School District. He is a private consultant and trains GATE teachers and others throughout California and the west in differentiated curriculum through his company, JD Seminars.

Dr. Debbie Zacarian, founder of Zacarian & Associates, provides professional development, strategic planning, and technical assistance for K-16 educators of culturally and linguistically diverse populations. She has served as an expert consultant for school districts, universities, associations, and organizations including the Massachusetts Parent Information Resource Center and Federation for Children with Special Needs.

Dr. Peter Liljedahl is a Professor of Mathematics Education in the Faculty of Education at Simon Fraser University and author of the best-selling book, Building Thinking Classrooms in Mathematics (Grades K-12): 14 Teaching Practices for Enhancing Learning. Peter is a former high school mathematics teacher who has kept his research interest and activities close to the classroom.

Dr. Becki Cohn-Vargas is a leading scholar in identity safety, recognized for her roles as a school leader, curriculum specialist, and consultant. With a rich and varied career spanning over 35 years, she has significantly contributed as a Spanish bilingual teacher, principal, curriculum director, and superintendent in diverse rural, urban, and suburban pre-K-12 educational settings.

Catlin Tucker is a Google Certified Innovator, bestselling author, international trainer, and frequent Edtech speaker, who teaches in Sonoma County where she was named Teacher of the Year in 2010. Catlin’s books Blended Learning in Grades 4-12 and Blended Learning in Action are both bestsellers.

Dr. Delano-Oriaran continues to dedicate her life to advocating for racial and all forms (social, economic, political, educational) of justice for Black, Indigenous, and People of Color (BIPOC). Her mission is to authentically engage with schools, communities, organizations, and businesses to achieve critical transformation with the goal of eliminating manifestations of racism—individual, institutional, systemic, and structural—and intersecting forms of oppression.

Dr. Dylan Wiliam is emeritus professor of educational assessment at the UCL Institute of Education. He started his career teaching in urban London schools before transitioning to educational research. He was dean of the School of Education at King’s College London, senior research director at the Educational Testing Service in Princeton, US, and deputy director of the Institute of Education, University of London.

Diane Staehr Fenner, PhD, is the president of SupportEd (SupportEd.com), a woman-owned small business located in the Washington, DC, metro area that she founded in 2011. SupportEd is dedicated to empowering multilingual learners and their educators. Dr.