Marjorie M. Petit is an educational consultant in mathematics instruction and assessment and a co-director of OGAPMath LLC. Robert E. Laird is Co-Director of Teaching, Learning and Research with the Vermont Mathematics Initiative (VMI), a co-director of OGAPMath LLC, and a member of the OGAP National Professional Development Team. Matthew F. Wyneken is an associate professor of mathematics education at the University of Michigan-Flint. Frances R. Huntoon is an educational consultant in mathematics instruction and a member of the OGAP National Professional Development Team. Mary D. Abele-Austin is a middle school math coach and a member of the OGAP National Professional Development Team. Jean D. Sequeira is a middle school math interventionist and a member of the OGAP National Professional Development Team.