Ceri has been Headmaster at Caterham since 2015 and was previously Second Master at Tonbridge School. He read History at Fitzwilliam College, Cambridge where he also gained a Blue for football.  Ceri has established a number of unique and successful Independent-State School Partnerships and wider collaborations and co-founded an educational charity, the Accelerate and Access Foundation, supporting pupils from disadvantaged backgrounds to apply to top ranking universities. Ceri was instrumental in the creation of Sphinx AI an EdTech company driven by the purposes of creating truly impactful edtech products made by teachers for teachers and using emerging technologies to close the attainment and disadvantage gap in the UK.

Ceri is a Governor of the London Academy of Excellence and several local primary and prep schools. He writes and speaks regularly on the topics of school leadership, school partnerships, social mobility, AI in education and Digital Literacy.

Ceri currently Chairs the HMC Public Benefit and Partnerships Committee.