Martin Milner holds a Masters of Education from the University of Wales, Cardiff. He has held teaching and advising posts in Mexico, Namibia, Zanzibar, and Scotland. His work for the British Council sent him to Hungary and Thailand to set up English programs as well as advise the teachers in the program. He currently lives in Mexico where he works as a writer and editor. Becky Tarver Chase is an experienced English instructor who has taught all subject areas including reading, writing, grammar, communication skills, and test preparation. She has worked at universities and in private programs in the United States, Mexico, and Thailand. Her current focus is on creating effective language-learning materials, and she is one of the authors of the World English, Reading Explorer, Close-Up, and Pathways series from National Geographic Learning.