Sherri L. MartinieSherri Martinie, a Professor of Curriculum and Instruction in the College of Education at Kansas State University, teaches undergraduate and graduate courses in mathematics education. Prior to taking her position at Kansas Sate, she taught elementary, middle and high school mathematics for a combined 20 years. She is continually seeking innovative ways to support preservice and in-service teachers in the development and refinement of effective mathematics teaching practices.  Read More Read Less