In Sausalito during the 1950s, Enid Foster stood at the center of a magic world of poetry, performance and visual wonder that owed as much to her powerful personality as it did to her brilliant art. In another time, that magic might have brought her fame, but in the 1950s, that art was too far beyond the mainstream. The curators, critics and gallery owners who had recognized her as an internationally important sculptor thirty years before now only...