Her research focuses on improving the quality of mathematics teaching and learning through innovative curricular materials and professional development. She has been awarded more than $3 million in external funding over the last five years to support her research. The main goal of Erin’s research is to make quality mathematics education more equitable to all students, especially underserved populations. Her research pays close attention to the opportunity students are provided to learn mathematics content within a classroom and how teachers can increase this index for all students, regardless of demographics.