The affirmation of reinforced concrete and the kinds of space generated by its structures is one of the most fascinating and revolutionary chapters in the history of twentieth century architecture and engineering. This richly illustrated, three-volume essay, New Era of American Architectural Concrete: From Wright to SOM offers the first complete overview of all the most significant research conducted in concrete in the United States of America from 1940 to 1970, in which the greatest architects of the time were involved including Frank Lloyd Wright, I.M. Pei, Louis Kahn, Paul Rudolf, Eero Saarinen, Bertrand Goldberg, Mies van der Rohe, Myron Goldsmith, Marcel Breuer, Skidmore Owings & Merril, Walter Gropius, Roche-Dinkeloo, Minoru Yamasaki, Harrison & Abramovitz, William Pereira, Emery Roth & Sons, and others.