Craig Roberts is a teacher trainer and author of psychology textbooks for A-Level and GCSE. He has been teaching for over 20 years and is an experienced examiner with a number of national and international examination boards.
Dr Theresa Barlow has conducted canine research at the University of Southampton and has personally dealt with hundreds of cases of problem pet behaviour having worked in Pet Behaviour for over 22 years. She has specialised in dog aggression and presented her research findings at veterinary and behavioural conferences nationally and internationally.