Dr. John W. Staley has been involved in mathematics education for over 30 years as a secondary mathematics teacher, district leader, and adjunct professor in schools and universities in Pennsylvania, Virginia, and Maryland. During his career he has presented at state, national, and international conferences; served on many committees and tasks forces; facilitated workshops and professional development sessions on a variety of topics; received the Presidential Award for Excellence in Teaching Mathematics and Science; and served as President for NCSM, the mathematics education leadership organization. He currently serves on several advisory boards and is the chair of the U.S. National Commission on Mathematics Instruction. In addition, he was part of the writing teams for Catalyzing Change in High School Mathematics: Initiating Critical Conversations (NCTM, 2018), Framework for Leadership in Mathematics Education (NCSM, 2020), and High School Mathematics Lessons to Explore, Understand, and Respond to Social Injustice (Corwin Publishing, 2020).