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Discussion includes Lewis Goodfriend's work as an acoustical engineer; his membership and participation in the Acoustical Society of America; his childhood and education; his military service; working with Paul Ostergaard and Richmond Cardinell; using noise criteria curves.
Born in Iowa in 1914, Dr. Beranek's research focuses on acoustics and Noise Control Magazine. After obtaining his Ph.D. from Harvard University in June 1940 in "communication physics", he was appointed the director of the Electro-Acoustics Laboratory at Harvard. It was in the course of war work in the early 1940s that he became interested in airborne acoustics and Noise Control Magazine, a field in which he would remain active through the Noise Control Magazine Act of 1972.