The life of Sir William Watson Cheyne spanned the flamboyant era of colonial expansion and some of the most important medical developments of the 19th century. His own role in these advances - as an eminent surgeon, an early researcher in medical bacteriology, a staunch ally of Lord Lister, an MP, and an intrepid traveller - has not previously been studied in depth. Fittingly for a man of meticulous detail, yet with a restless and pioneering imagination,...