I have worked with public, private and charter schools throughout the United States and internationally to promote the best practices in math education. I train both math content knowledge and pedagogy. In the few years I have taught model lessons using material from Primary Mathematics, Math in Focus, Envisions, Go Math and EngageNY/Eureka Math, at all grade levels. I have also helped schools and districts create materials to help students needing remediation before being able to access the more challenging programs, and needing extensions from less rigorous curricula. One of the most fascinating aspects of my job is that I work in some of the most elite private schools as well as so...