 Three years after arriving in Los Angeles, Charles and Ray were asked to participate in the Case Study House Program, a housing program sponsored by Arts & Architecture magazine in the hopes of showcasing examples of economically-priced modern homes that utilized wartime and industrial materials.John Entenza, the owner and editor of Arts & Architecture magazine, recognized the importance of Charles and Ray’s thinking and design practices—alongside becoming a close friend of the couple.Charles and Eero Saarinen were hired to design Case Study House number 8, which would be the residence of Charles and Ray, and Case Study House number 9, which would house John Entenza, in 1945.