Catherine Bauer (1905?64) changed forever the concept of public housing in the United States?and inspired a generation of urban activists to include housing in welfare planning in the mid-20th century. She was one of a small group of idealists who called themselves Housers because of their commitment to raising the quality of urban life through improving shelter for low-income families.

In the late 1920s, Bauer spent time in Paris, where she befriended Ferdinand Leger, Man Ray, and Sylvia Beach, publisher of Ulysses. Back in New York she fell under the spell of urban critic...