Joseph A. Porzio is a veteran educator who, since 1965, has served in New York to build capacity in mathematics at the school, district, city, and state levels. His creatively desi...view moreJoseph A. Porzio is a veteran educator who, since 1965, has served in New York to build capacity in mathematics at the school, district, city, and state levels. His creatively designed resources have been shared by him in his roles as a district Director of Mathematics, adjunct lecturer, professional development leader, and author.view less