Debbie began her career as a fourth-grade teacher in Arlington, VA, and then became a K–12 math specialist. After a move to Annapolis, MD, she became a K–5 math specialist and eventually the elementary mathematics supervisor. Now, living in Connecticut, she has been a K–5 math coach for the past 10 years. Debbie has helped author assessment items at the state and national level and worked on the 2005 NAEP Mathematics Framework. She enjoys leading professional learning sessions and working collaboratively with teachers to unpack content and plan rigorous instructional activities. She is passionate about helping others to find the beauty and joy in mathematics, as well as creating opportunities for all students to have access to high-quality instructional materials. When she isn’t teaching, Debbie enjoys spending time with her family, walking with her dog along the Farmington River, playing board games, and reading.