Kathy Kehrli is a professional writer and editor with an emphasis in math educational content. She possesses extensive experience in creating mathematics activities, exercises and assessments as well as standardized test questions. She also regularly edits and fact checks mathematical material. Her specialty levels are middle grade and high school, with a personal preference for Algebra topics. She possesses a Bachelor's degree magna cum laude in mathematics with a secondary degree in French. She is currently pursuing an MFA degree in creative nonfiction on a part-time basis. She has been collaborating with CK-12 since March 2011.