Giuseppe Ravizza Giuseppe Ravizza Giuseppe Ravizza, a prolific typewriter inventor, was born in Novara, Italy in 1811 (died 1885), and spent nearly 40 years of his life obsessively grappling with the complexities of inventing a usable writing machine. He called his invention "" because of its piano-type keys and keyboard. The story of the 16 models he produced between 1847 and the early 1880s is described in "The Writing Machine" and illustrated from Ravizza’s 1855 patent, which bears similarities to the later upstroke design of the Sholes and Glidden typewriter. In 1868, the American Christopher Latham Sholes (1819-1890) patented, on behalf of
Myron Scholes is referred to as the Black–Scholes model. Scholes was born to a Jewish family on July 1, 1941 in Timmins, Ontario, where his family had moved during the Great Depression. In 1951 the family moved to Hamilton, Ontario. Scholes was a good student although fighting with his impaired vision starting with his teens until finally getting an operation when he was twenty-six. Through his family, he became interested in economics early, as he helped with his uncles' businesses and his parents helped him open an account for investing in the stock market while he was in high school. After his