This article provides an introduction to the six guiding principles for school mathematics and eight core mathematics teaching practices that appear in the new NCTM document, Principles to Actions: Ensuring Mathematical Success for All.
Steve Leinwand, sleinwand@air.org, Deann Huinker, huinker@uwm.edu, and Daniel Brahier, brahier@bgsu.edu, served as lead writers for Principles to Actions: Ensuring Mathematical Success for All. Leinwand is a principal research analyst at the American Institutes for Research in Washington, D.C. Huinker is a professor of mathematics education at the University of Wisconsin–Milwaukee. Brahier is a professor of mathematics education at Bowling Green State University in Bowling Green, Ohio.