John Hare has a vast experience in technical training, software training and writing technical books. He also has a DMS which is a post graduate diploma in management studies and one of the many subjects he studied was statistical analysis. This makes him a prime candidate for writing 'The Roulette Cracker' which has a sound theoretical basis.John joined DER television at the age of 15 in 1961, the company provided technical training, put him through technical college and after qualifying he was promoted and ran his own training school. He was teaching electronics and training colour TV engineers at the age of 23. This led to further promotions, running a group school for Thorn Home Electronics and foreign travel running courses in Europe, the middle east and the far east. John gained his DMS in 1985 and was made redundant in 1990 when the Thorn Group closed. He started his own management training business and continued until retiring and moving to Spain in 2006.