National Council of Teacher of Mathematics (NCTM)
Founded in 1920, the National Council of Teachers of Mathematics (NCTM) has grown to be the world's largest international organization concerned with mathematics education, having more than 80,000 members across the USA and Canada, and other parts of the world. It presents itself as the public voice of mathematics education, supporting teachers to ensure equitable mathematics learning of the highest quality for all students through vision, leadership, professional development and research.
The NCTM is the global leader and foremost authority in mathematics education, ensuring that all students have access to the highest quality mathematics teaching and learning. The organization envisions a world where everyone is enthused about mathematics, sees the value and beauty of mathematics, and is empowered by the opportunities mathematics affords.