High Quality Content by WIKIPEDIA articles! Sandra M. Gilbert (born December 27, 1936 New York City), Professor Emerita of English at the University of California, Davis, is an influential literary critic and poet who has published widely in the fields of feminist literary criticism, feminist theory, and psychoanalytic criticism. She is perhaps best known for her collaborative critical work with Susan Gubar, with whom she co-authored, among other works, The Madwoman in the Attic (1979), a landmark in 1970s American feminism. Madwoman in the Attic is widely recognized as a text central to second-wave feminism.