John McNamara is a teaching principal at Ruffing Montessori School in Rocky River, Ohio. He holds the AMI Montessori Elementary Diploma from the International Center for Montessori Studies in Bergamo, Italy. He has a BA from the University of Windsor, Ontario and a MA from the University of Toronto, Ontario. He has taught adolescents at Ruffing for over forty years. He was on the staff of NAMTA’s Montessori Orientation to Adolescent Studies in the United States, Sweden, and Mexico.