Richard Lesh (or Dick Lesh as he is commonly known to colleagues and friends) is a professor of Learning Sciences, Cognitive Science, and Mathematics Education at Indiana University in Bloomington, Indiana. He graduated from Indiana University in 1971 with a Ph.D. in Mathematics, Cognitive Psychology, and Statistics for Research in the Social Sciences. He is also a graduate of Hanover College where he received a B.A. in Mathematics and Physics.
Dick Lesh is the originator of the Models and Modeling Perspectives [1][2] research area of Mathematics education and as the creator of the model-eliciting activity, which is designed to help reveal thinking processes to students, teachers, and researchers. In his work life, Dick Lesh has worked at a variety of career positions including as Principal Research Scientist at Educational Testing Services, where he tried to develop various alternative assessment techniques that could be used to detect learning traditional assessment strategies did not. Yet despite these accomplishments, he is probably best noted and most impressionable for his teaching of countless students and for his hobbies which include playing the harmonica and the didgeridoo and for having started the blues band “Professing Bull.”
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