Frank Lyman
Frank Lyman was an elementary school teacher and a field-based educator of both university students and classroom teachers, K-12, from 1960 to 1996. He discovered and collaborated in the development of teaching strategies such as Think-Pair-Share, cognitive mapping, and the ThinkTrix. He worked with teachers, graduate students, and university colleagues to develop reflective teacher tools, such as theory-practice templates and a problem solving/research design.