Charles and Ray Eames gave shape to America's twentieth century. From the 1940s to the 1970s, the Los Angeles-based husband-and-wife team practiced design at its most virtuous and its most expansive: their furniture, toys, buildings, films, graphics, exhibitions, and books all aimed to improve society - not only functionally but also culturally and intellectually. While designers with a social mission are now regarded with some skepticism, in the...