
Alan Turing (1912-1954), a British mathematician at the University of Manchester, fundamentally transformed thinking about machine intelligence. In 1950, he published "Computing Machinery and Intelligence" in Mind journal, proposing the now-famous Turing Test as a measure of machine intelligence. His question—"Can machines think?"—became central to artificial intelligence philosophy.
Before Turing, Charles Babbage (1791-1871) conceptualized the Analytical Engine in 1837 at Cambridge University, describing a general-purpose computing machine. His collaborator, Ada Lovelace (1815-1852), wrote the first algorithm intended for machine processing in 1843, recognizing that machines could manipulate symbols beyond pure calculation.
Warren McCulloch and Walter Pitts published their groundbreaking paper on artificial neural networks in 1943 at the University of Chicago. They demonstrated that artificial neurons could theoretically replicate logical functions. This work earned McCulloch recognition as a founder of cognitive science before his death in 1969.
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