"Roget, Peter Mark" in Dictionary of National Biography London: Smith, Elder, and Co., 1897.
The following info is from http://www.encyclopedia.com/html/R/Roget-P1e.asp
Roget, Peter Mark Related: Language Biographies
(rōzhā´) , 1779-1869, English physician and lexicographer. For 50 years while he practiced medicine and was secretary of the Royal Society (1827-49), Roget prepared his Thesaurus of English Words and Phrases (1852). In successive editions supervised by him, his son, his grandson, and others, it has remained a standard reference book.
PeterMarkRoget (January 18, 1779–September 12, 1869) studied medicine at the University of Edinburgh and became a distinguished physician and lexicographer.
While Roget's explanation of the illusion was probably wrong, his consideration of the illusion of motion was an important point in the History of Film, and probably influenced the development of the Thaumatrope, the Phenakistiscope and the Zoetrope.
Roget died while on holiday and is buried in the cemetery of St James's Church, West Malvern, Worcestershire.
PeterRoget was born in London, the only son of Rev. John Roget, a Swiss born pastor in the French Protestant Church in Threadneedle Street.
Roget's observations were made by viewing through vertical slits but he showed the position of each spoke in the wheel at each glimpse and how this could lead to the optical illusion of stasis or backward motion.
Roget's work showed that an image persists in human perception for about one sixteenth of a second and this forms the basis on which animations, film and television are based.
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