John spent several years in industry whilst gaining his first degree in Chemistry. This was followed by a postgraduate degree concerning lubrication and friction from London University.  After leaving industry John spent 23 years with the Metropolitan Police Forensic Science Laboratory until 1994.  In 1994 John became a Partner in a firm of Accident Investigation Consultants.

In 1999 John joined Burgoynes and became Director of the Traffic Accident Investigation Division, with direct responsibility for a team of postgraduate scientists and engineers who specialise in accident investigation and reconstruction.

John's role involves the reconstruction of road traffic accidents, together with the examination of components and, whilst most of his work takes place within the UK, he has also been asked to perform work in various countries around the world including Malaysia, the USA, Greece and Europe.