Lane H. Walker holds a doctorate in educational practice from the University of Missouri. She received her Missouri State teaching certification through her studies at Harris-Stowe University in 2001 and her National Board Certification in 2009. In 2013, she was a Missouri finalist for the Presidential Award for Excellence in Mathematics and Science Teaching. Her thesis, Common Core and STEM Opportunities, has been published in The Mathematics Enthusiast, a peer reviewed journal from the University of Montana. She served as a panelist at The Thomas B. Fordham Institute in Washington, D.C., describing the effects of national mathematics standards in classrooms. She has taught for 15 years at the high school level and has also taught in colleges. Dr. Walker has assisted with mathematics curriculum, assessment, and professional development at both state and local levels. She has reviewed for Ed Reports, a nonprofit organization producing nationally subscribed, evidence-based reviews of math textbooks and related instructional materials. Her blog, Math-World Liaison is circulated by educators around the world. In her prior life, she was a stay-at-home mom working part time as a secretary and technical writer.