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Robert Kaplinsky has been an educator since 2003 as a classroom teacher, teacher specialist for Downey Unified School District, instructor for the University of California, Los Angeles (UCLA), and presenter at conferences around the world. He runs the website Open Middle, has been published in Edutopia and Education Week, is the author of Open Middle Math: Problems That Unlock Student Thinking, and created the #ObserveMe movement. He’s also the founder and president of Grassroots Workshops.