Hugh Montgomery is a professor and the director of the UCL Institute for Human Health and Performance at University College London. A distinguished physician, he is known for his pioneering genetic research. Outside the field of medicine, he was a founding member of the UK Climate and Health Council and is an endurance expert, who has run three ultra-marathons, scaled the world's sixth highest mountain, jumped naked from a plane at 14,000ft and holds the world record for underwater piano playing.

The end, when it finally comes, is unexpected to say the least and if you think you have sussed out who set-up the good Consultant, or indeed why, then you still won't guess the ending... A good one for Summer holiday reading and whilst also praying that you never, ever get admitted to the hospital where this thriller is set