Scientist, Businessman. He was a physicist at the Earthquake Research Institute of Tokyo University before he joining Akio Morita, Masaru Ibuka and Akira Higuchi in June 1946 as part of Totsuko, which would eventually develop into what is now the Sony Corporation. Iwama became Morita’s brother-in-law and celebrated his wedding ceremony soon after Totsuko was established, with Ibuka acting as the “Nakodo” or intermediary. His efforts were particularly significant in Sony’s commercial development of transistor technology. At the height of his career, he served as Sony’s president from 1976 until his death (bio by: Warrick L. Barrett)