In Value-Added Measures in Education, economist and education researcher Douglas N. Harris takes on one of the most hotly debated topics in education. Drawing on his extensive work with schools and districts, he sets out to help educators and policy makers understand this innovative approach to assessment. Written in straightforward language and illustrated with actual student achievement data, this essential volume shows how value-added measurement can help schools make better use of their data and discusses the strengths and limitations of this approach.