Zhisheng (Edward) Wen is a Full Professor of Applied Linguistics in the Department of English Language and Literature at the Hong Kong ShueYan University. He has 20 years of tertiary-level teaching and research experience in applied linguistics, second language acquisition (SLA) and translation studies, with world recognized expertise and publications in working memory and language aptitude research. Peter Skehan is Research Fellow at Institute of Education, University College London (UCL). He is interested in second language acquisition, foreign language aptitude and language testing, and is a recipient of the International Association of Task-Based Language Teaching Distinguished Achievement award and the Samuel J. Messick Memorial Lecture Award. Richard L. Sparks is Professor Emeritus in Mount St. Joseph University's Department of Graduate Education. His research interests and expertise include foreign language learning; reading, learning, and language disabilities; and language aptitude. He has published extensively in foreign language, learning disability, reading, and psychology journals.