Marilyn Burns is one of today's most highly respected mathematics educators. Over the course of more than 50 years, Marilyn has taught children, led in-service sessions, spoken at conferences, contributed to professional journals, written more than a dozen books for children, and created more than 20 professional development resources for teachers and administrators.<br><br>In 1984, Marilyn formed Math Solutions Professional Development, an organization dedicated to the improvement of math instruction in Grades K 8. Working with a highly qualified team of in-service leaders, Marilyn offered specialized courses to teachers and administrators nationwide.<br><br>In collaboration with Scholastic in 2007, Marilyn developed Do The Math, a 13-module intervention program that focuses on Number and Operations. Do The Math targets addition and subtraction, multiplication, division, and fractions. In 2011, Marilyn developed Do The Math Now!, extending Do The Math to serve students in grades 6 and up.<br><br>In 2012, working with a team of Math Solutions colleagues, Marilyn developed a web-based formative assessment tool suitable for grades 5 and up, Math Reasoning Inventory (MRI), funded by the Bill & Melinda Gates Foundation.<br><br>Also in 2012, Marilyn and Scholastic developed Math Reads, a program that helps teachers use children s literature for teaching mathematics.<br><br>Marilyn continues to teach regularly in the classroom, finding the experience essential to developing and testing new ideas and materials.