Maggy Cosio - The Faculty (E) Elementary Faculty Go back to directory. Add to Address Book. Maggy Cosio Primary and Elementary Spanish Teacher Work Phone: (805) 646-1423work Work Email: firstname.lastname@example.orgINTERNET BiographyMs. Margaret Cosio teaches Primary and Elementary Spanish at the Lower Campus. She holds a B.A. in Spanish and Linguistics from the University of California at Los Angeles.