Achille Castiglioni Born in Milan in 1918. As early as 1940 he dedicated himself to testing industrial production with brothers. He began research into shapes, techniques, and new materials, aimed at developing an integral design process. He was one of the founders of ADI in 1956. In 1969, he was authorized by the Ministry of Education to teach “Artistic Design for Industry” and was a professor at Turin´s Faculty of Architecture until 1980 and then professor of “Industrial Design” in Milan until 1993. Pier Giacomo Castiglioni Born in Milan in 1913. In 1937, he established the “Architecture, Urban Buildings and Research into Industrial Design” practice with his brother Livio. In 1952 Livio left; another brother, Achille joined the practice in 1944. He graduated from the Department of Architecture at Milan Polytechnic in 1937 and co-wrote a libel on the Milan Town Planning Scheme: “Fifty Significant Squares in the Milan of the Future” with the architect Carlo Pagani in 1938.