Captain Richard Tappin Claridge, FSA (c. 1797/1799 – 5 August 1857), was a prominent asphalt contractor and captain in the Middlesex UK Militia, who became best known for his prominent promotion of hydropathy, now known as hydrotherapy, in the 1840s. It was also known as the Cold Water system or Cold Water cure. Claridge is widely credited with introducing the methods of Vincent Priessnitz to England, thus initiating the populist movement of the time. Indeed, much of what is popularly known about Priessnitz in the English-speaking world comes from two seminal publications. Firstly, Claridge's Hydropathy; or The Cold Water Cure, as practiced by Vincent Priessnitz... (1842 & 1843). Secondly, Richard Metcalfe's Life of Vincent Priessnitz (1898), with Metcalfe himself drawing upon Claridge, al