Prior to joining City University of Macau as Rector, Dr. Liu was Professor of Linguistics, Vice President and Vice Provost for Global Affairs, Dean of International Academic Programs and Services, and Founding Director of China Center at Stony Brook University. He previously served as Associate Provost for International Initiatives and Professor of Applied Linguistics at Georgia State University after his tenure at University of Arizona as Assistant Vice President, Professor and Chair of English Department. As an international leader in the field of language education, Dr. Liu became the first Asian President of TESOL International (Teachers of English to Speakers of Other Languages, Inc. 2006-2008) and is the recipient of the James E. Alatis Award of Outstanding Service to TESOL (2016). He is currently Vice President of TIRF (The International Research Foundation of English Language Education). Dr. Liu has published extensively in the area of language learning and teaching, curriculum development, teacher education, and intercultural communication, including 20 books and 100 papers and book chapters. Dr. Liu has served as a reviewer and on editorial boards for many international journals and presses. A sought-after motivational speaker, Dr. Liu has given close to 200 plenary and invited speeches in more than 30 countries to date.