John Tomsett taught for 33 years in state schools and was a teaching secondary headteacher for 18 years, latterly at Huntington Research School, York. He writes a blog called “This much I know” and has written extensively about school leadership, and developing teaching & learning. He believes that developing truly great teaching is the main responsibility of all headteachers. He has published twelve books, including: Love Over Fear: Creating a Culture for Truly Great Teaching and Mind over Matter: Improving Mental Health in our Schools.  In the Huh: Curriculum series, he collaborated with the curriculum expert Mary Myatt. He co-founded The Headteachers' Roundtable think-tank and is a popular speaker on education. He is the educational consultant supporting the development of the AI teacher coach Aristotal.