He was born November 26, 1931 in Chicago, Illinois. After graduating with class honors in philosophy from the University of Illinois in 1955, he spent time in a variety of occupations, from working in exploratory oil to being a science editor. While working as a marketing director in the early 1960s, Engelmann became interested with how children learn. This interest began with examining how much exposure was required for a young child to learn a motto or an advertising theme and what effects re...more
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