Thomas is an experienced senior leader, researcher and teacher in London comprehensive secondary state schools, currently Assistant Principal at a large school in Croydon. Thomas’ Doctor of Education degree from the University of Cambridge focussed on classroom-based research, specifically regulation of learning. Thomas’ continuing interests are wide-ranging, including school leadership, metacognition, and classroom-based practitioner research. Thomas has previously taught on the PGCE course at the University of Cambridge and is currently engaged in research on teacher professional learning in Central Asia.