Co-Director of the Investigations Center for Curriculum and Professional Development

Keith   Cochran

Program/Areas of Interest

  • The Investigations Center for Curriculum and Professional Development
    This group’s work focuses on providing professional development and other support to schools and districts looking to use Investigations to improve the teaching and learning of mathematics for all students and teachers.
  • Investigations in Number, Data, and Space®
    Investigations is a comprehensive K-5 mathematics curriculum that pays deep and careful attention to mathematics content and to student thinking and understanding. Making sense of mathematics is the heart of the work, for students and teachers.


Keith Cochran is a co-director of the Investigations Center for Curriculum and Professional Development. Keith joined TERC in 2001 as a senior author (grades 3-5) on the 2nd edition of Investigations in Number, Data and Space® and was Co-Director of the 3rd edition. Before joining TERC, he taught in a range of settings, including two Native American Nations in Arizona and the Clark County School District (Las Vegas, NV). He was also a math coach in Clark County.

Keith has written and led professional development supporting teachers, schools, and districts using the Investigations curriculum. He also served on the staff of the Developing Mathematical Ideas Leadership Institutes.


  • NCSM
  • NCTM

Highlighted Publications

TERC. Investigations in Number, Data, and Space®, 3rd ed. Glenview, IL: Pearson, 2017.

Russell, Susan Jo, Economopoulos, Karen, Wittenberg, Lucy, et al. (2008). Investigations in Number, Data, and Space®. A complete K-5 mathematics curriculum. Second edition. Glenview, IL: Pearson Scott Foresman.