Shirley Clarke is an internationally known expert on the practical application of the principles of formative assessment. Her career includes teaching, test writing, lecturing for 10 years at the Institute of Education, University of London and directing numerous national research projects. Her bestselling books have made assessment practice relevant and accessible. The publication in August, 2018 of ‘Visible Learning: Feedback’ marked Shirley’s first jointly authored book with the globally renowned educator, John Hattie. Shirley’s keynotes are always entertaining and highly-practical.