Carmen García, a native of Lima, Peru, received her Ph.D. in Linguistics from Georgetown University. She is currently an Associate Professor of Spanish, Applied Linguistics, and Pragmatics, Director of the Undergraduate Spanish Language Program, and Coordinator of the Masters in Linguistics Program at Arizona State University. Dr. García is author or co-author of several college-level textbooks. She also has published numerous articles in national and international journals on foreign language teaching, as well as on Spanish pragmatics and cross-cultural communication. In addition, she recently published RESEARCH ON POLITENESS IN THE SPANISH-SPEAKING WORLD. She is a frequent speaker and presenter at local, regional, national, and international meetings and conferences, and a member of many national language organizations.Emily Spinelli is the author of 'Interacciones (with Audio CD) (Available Titles CengageNOW)', published 2008 under ISBN 9781413033786 and ISBN 1413033784.