Delighted that my new book ‘Insulin – the Crooked Timber’ is published by Oxford University Press today in both hardback and audiobook format. And much as I’m indebted to the work of scientists such as Fred Banting, Charles Best, James Collip and John Macleod for this discovery that has saved countless lives (including my own) – not forgetting other contenders to the throne such as dismayed German clinician Georg Zuelzer and Israel Kleiner, for me the real hero of the tale is the humble wool fibre…