Illustrative Mathematics is a discerning community of educators dedicated to the coherent learning of mathematics. Founded in 2011 at the University of Arizona, they have operated since 2013 as an independent 501(c)3 non-profit corporation.

They collaborate at illustrativemathematics.org, sharing carefully vetted resources for teachers and teacher leaders to give their children an understanding of mathematics and skill in using it. They provide expert guidance to states, districts, curriculum writers, and assessment writers working to improve mathematics education.

- Illustrate standards with impeccably crafted tasks, videos, lesson plans, and curriculum modules.
- Be the premier source of freely available online mathematics content for teachers, teacher leaders, assessment developers, curriculum writers, and teacher educators.
- Be a discerning professional community that creates content and deploys expertise in multiple ways.
- Engage individuals and small groups, with rare and needed expertise, who are currently isolated in pockets across the country.
- Provide a space for teachers to share across classrooms and help each other grow in teaching their children mathematics educators.