De-an Wu Swihart, co-director of the Center for Teaching and Learning in China, a non-profit organization in Tennessee, is devoted to the training of Chinese and American teachers. After graduating from Peking University in 1982, Ms. Wu pursued a further education in US and received her MA degree from the University of Chicago and PhD. degree from Princeton University. She began to teach Chinese language, literature and culture at American universities from 1983 and has published nine textbooks on Teaching Chinese as a Foreign Language (TCFL), one of which is Daily Chinese for English Speakers. Lung-Hua Gail Hu is the coordinator of Chinese language program at Brown University and senior lecturer. She got her Bachelor Degree from Soochow University in Taiwan and Master Degree from Columbia University of New York. She has taught Chinese at Princeton University for many years. She also taught in the following several programs: Princeton in Beijing, Middlebury College's Chinese Summer School, Columbia University's Beijing Language program and Duke Study in China. In 2006, the intermediate Chinese courses she taught were appraised as one of College Board's Ten Top Chinese Courses.