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David J Helfand
David J Helfand is the chairman of the American Institute of Physics, past President of the American Astronomical Society, and has been a faculty member at Columbia University for 45 years. He’s authored nearly 200 scientific publications and mentored 22 Ph.D. students. But most of his teaching has involved teaching science to non-science majors. David instituted the first change in Columbia’s core curriculum in 50 years by introducing science to all first-year students.
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