Juan Kattan-Ibarra holds degrees in foreign-language teaching from the universities of Chile, Michigan State, Manchester and London. He taught Spanish at Ealing College and Shell International and was an examiner for the University of London School Examinations Board. He now lives and works in Chile.
Angela Howkins, former lecturer in Spanish at Dundee College, has taught students at all levels. She is the author of a number of Spanish learning books including Practising Spanish Grammar and Spanish Grammar in Context.