JAMES DIEGO VIGIL IS A RETIRED PROFESSOR (UC IRVINE) THAT HAS FOCUSED ON MEXICAN AMERICANS, DETAILING THE HISTORY (FROM INDIANS TO CHICANOS), EDUCATION (CHICANO HIGHSCHOOLERS IN A CHANGING LOS ANGELES), AND STREET GANGS (BARRIO GANGS; A RAINBOW OF GANGS; THE PROJECTS; GANG REDUX; STREET SMART/SCHOOL SMART; AND MULTIPLE MARGINALITY AND GANGS).