Douglas G. Wren EdD is an educational consultant with twenty-eight years of experience in public education including fourteen years as a classroom teacher in DeKalb County Georgia. He served as DeKalb's director of research and evaluation before working as educational measurement and assessment specialist with Virginia Beach City Public Schools and assistant adjunct professor at Old Dominion University. Christopher R. Gareis EdD is a professor of educational leadership in the School of Education at William & Mary. A former teacher coach principal and associate dean he regularly presents at educational conferences and works with schools districts and state agencies to develop the capacity of teachers and educational leaders to design and use assessments for learning. . Language: English