Tammy Heflebower, EdD, is vice president of Marzano Research Laboratory in Englewood, Colorado. She is a consultant with experience in urban, rural, and suburban regions throughout North America. Dr. Heflebower has served as a classroom teacher, building-level leader, district leader, regional professional development director, and national trainer. She has also been an adjunct professor of curriculum, instruction, and assessment at several universities. Dr. Heflebower began her teaching career in Kansas City, Kansas, and later moved to Nebraska, where she received the District Distinguished Teacher Award. She has worked as a national educational trainer for the National Resource and Training Center at Girls and Boys Town in Nebraska.