Susan M. Drake is a professor in the Graduate and Undergraduate Department of Brock University, St. Catharines, ON. She earned a PhD in curriculum from the University of Toronto. She has taught at all levels of education. She taught physical education and Health and English for 18 years at the high school level. She worked on school improvement teams at the elementary level and spent one year as an elementary teacher.
George W. Gagnon, Jr. is the Director of K-12 Partnerships in the College of Engineering at the University of California, Berkeley. He works with teacher and parent partners to support students who would be the first generation in their family to be engineers or scientists. George uses Math Models he has designed to support students in developing a conceptual understanding of mathematics.
Hal Portner is a former K-12 teacher and administrator. He was assistant director of the Summer Math Program for High School Women and Their Teachers at Mount Holyoke College, and for 24 years he was a teacher and then administrator in two Connecticut public school districts.