The English Language Teaching textbooks series "Go For It!" authored by Anaheim University President Dr. David Nunan, has become the largest selling textbook series in the world with total sales exceeding 1 billion copies. The "Go For It!" series, published in cooperation between Thomson Learning and the People's Education Press (PEP), was recently selected and adapted as a basal textbook series for middle schools in China, and is being used as part of the curriculum reforms in 29 Chinese provinces.