Dennis McDonald Author

John J. SanGiovanni is a mathematics coordinator in Howard County, Maryland. There, he leads mathematics curriculum development, digital learning, assessment, and professional development. John is passionate about growing new mathematics leaders in the district and through McDaniel College. In addition to the Figuring Out Fluency series, some of his many Corwin books include Daily Routines to Jump-Start Problem Solving, Grades K–8; Answers to Your Biggest Questions About Teaching Elementary Math; the Daily Routines to Jump-Start Math series; and Productive Math Struggle: A 6-Point Action Plan for Fostering Perseverance. John is a national mathematics curriculum and professional learning consultant who also speaks frequently at national conferences and institutes. He is active in state and national professional organizations, recently serving on the board of directors for the National Council of Teachers of Mathematics (NCTM) and on the board of directors for NCSM. Dennis McDonald is a Mathematics Coach in the  Howard County Public School System where he supports teachers in grades preK through 5 to implement high quality instruction, bringing 20+ years of experience teaching in elementary school to his work as an instructional coach. Dennis is a lead developer of curriculum, assessment, and online learning resources.  He also works with new and aspiring mathematics leaders at McDaniel College in Maryland, teaching courses in assessment and instruction, with a specific emphasis on geometry in elementary grades.