I've been pondering the other shortlisted authors' styles - Ishiguro's prose was also very deliberate and spare, but with the effect of creating an Enid Blytonesque tale of cloning and organ harvesting.

BBC: NEWS | Entertainment | Booker diary: The verdict

Creating a part that is specific to a patient's organ takes on even more importance with diseases like bronchial malacia, in which conventional intervention is risky and often the alternative is life on a ventilator.

CNN: 3-D printer helps save dying baby