Frances Esquibel TywoniakFrances Esquibel Tywoniak is a retired teacher and administrator in the San Francisco School District. Mario T. García is Professor of History and Chicano Studies at the University of California, Santa Barbara, and the author of Memoies of Chicano History: The Life and Narrative of Bert Corona (California, 1994) and editor of Ruben Salazar's Border Correspondent: Selected Writings, 1955-1970 (California, 1995). Read More Read Less