Drew Kravin is a mathematics coordinator for the Alameda County Office of Education (ACOE), where he co-directs and teaches in several specialized professional development programs for teachers, K-12. Among his responsibilities, he serves as co-director of ACCLAIM, the Alameda County Collaborative for Learning and Instruction in Mathematics, a professional development program in partnership with California State University East Bay that has provided training for over 2500 teachers since 2000. He also serves as co-director of two California Mathematics and Science Partnership grants, whose purp...