RUTH SUTTON was a secondary teacher and deputy principal of an inner-city school in Manchester, England. She also taught on exchange in a senior high school in Ohio, United States. After five years as a school district assessment consultant, Ruth spent two years as senior adviser (assistant superintendent) for secondary education. She then became an independent consultant, specializing in assessment for learning and school improvement. Most of her current work is in Scotland and Wales, and in various provinces of Canada.