Kateri Thunder, PhD, served as an inclusive, early childhood educator, an Upward Bound educator, a mathematics specialist, an Assistant Professor of Mathematics Education at James Madison University, and Site Director for the Central Virginia Writing Project (a National Writing Project site at the University of Virginia). She is an author for Corwin’s Visible Learning for Mathematics Series and a member of NCTM’s Research Committee. She has followed her passion back to the classroom and currently teaches in an at-risk PreK program, serves as the PreK-4 Math Lead for Charlottesville City Schools, and works as an educational consultant.