Tim graduated from Queens’ college, Cambridge. His association with the IBO started in the 1980s at Sevenoaks School, UK and has worked in six IB World School since then in Rome, Toulouse and the UK. Recently he retired from the role of Principal (Designate) for a new build school in Dubai. Over the years, he has contributed to pupil assessment as Deputy Chief Examiner for Physics; IA moderator; teacher training as a seasoned workshop leader in Europe, Asia and the Americas; curriculum development, as a member of two curriculum review committees and he has participated in school accreditation visits. He was commissioned by Oxford University Press to write the IB Study Guide for Physics (3rd edition published September 2014) and the Physics Course Companion (2nd edition March 2010). He has held Senior Leadership positions in four IB World Schools.