John has been a qualified history teacher and tutor since 1975, teaching in state and independent schools and further education colleges. He has taught for GCSE, IGCSE, AS and A Level pupils.  John specialises in Tudors, Stuarts, Weimar and Nazi Germany and the Great War and Russia from 1856 to 1991. He covers units in the AQA, EDEXCEL and OCR Exam boards. He focuses, in particular, on exam techniques and meeting the exams criteria.