4.2 Classical Conditioning 1903, received Ph. D. and taught in University of Chicago. o 1908, professor in University of John Hopkins o 1915 President ofpa 4 Give me a dozen healthy infants, well-formed, and my own special world to bring them up in and I will guarantee to take anyone at random and train him to become any type of specia list i might select doctor, lawyer, artist, merchant-chief and, even beggerman and thief, regardless of his talents penchants(倾向,趣味), tendencies, abilities, vocations and race of his ancestors4.2 Classical Conditioning ⚫ 1903, received Ph.D. and taught in University of Chicago. ⚫ 1908, professor in University of John Hopkins ⚫ 1915, President of APA. ⚫ “Give me a dozen healthy infants, well-formed, and my own special world to bring them up in and I will guarantee to take anyone at random and train him to become any type of specialist I might select￾doctor, lawyer, artist, merchant-chief and, even beggerman and thief, regardless of his talents, penchants(倾向, 趣味), tendencies, abilities, vocations and race of his ancestors