Dr. Jun Liu is Chief Academic Officer of VIPKid International, and President of VIPKid Research Institute.

Prior to this position, Dr. Liu served as Vice President and Vice Provost for Global Affairs, and Professor of Linguistics at Stony Brook University. As an international leader in the field of language education, Dr. Liu became the first Asian and non-native English-speaking President of TESOL International (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 more than a dozen books and 100 papers and book chapters in the areas of language learning and teaching, curriculum development, teacher education, and intercultural communication. Dr. Liu has served as reviewer and on editorial boards for many journals and presses. A sought-after and motivational speaker, Dr. Liu has given more than 120 plenary and invited speeches in more than 30 countries.

Dr. Xiaoqiu Xu is Senior Director of Curriculum & Assessment at VIPKid International and Head of Academics & Research at VIPKid Research Institute. She has an MS in TESOL and a PhD in Educational Psychology from Stanford University, with a specialization in second language acquisition, assessment, and educational technology.

Before joining VIPKid, Dr. Xu worked at Pearson, leading the research and test development of several internationally recognized language assessments utilizing AI technology. Before Pearson, Dr. Xu was an instructor and visiting scholar at Stanford Graduate School of Education, where she taught graduate courses and served as a program evaluator and researcher for national and district-level language programs. Dr. Xu has published multiple papers in academic journals on topics related to language learning and educational technology.

Mr. David Wu is Head of Global Business Development at VIPKid International and Head of Global Affairs at VIPKid Research Institute. Mr. Wu is responsible for the organization’s strategic partnerships with companies across the education and technology-related industries.

Prior to VIPKid, Mr. Wu was at NBA China, where he was Head of Business Development for Global Partnerships, specializing in IP licensing, sponsorship, merchandising, media, and content. Prior to NBA China, Mr. Wu was an Associate at Houlihan Lokey (NYSE:HLI), where he was a key member in establishing their Beijing office. At Houlihan Lokey, Mr. Wu focused on M&A advisory, privatizations, valuations, and private placements of debt and equity securities. Mr. Wu graduated cum laude with a BS in Accounting and Business Administration from the Marshall School of Business at the University of Southern California.

Ms. Wenqi Han is Head of Parent & Teacher Communication at VIPKid International and runs the Project Management Office at VIPKid Research Institute. Ms. Han has over four years of experience leading curriculum development and teacher management teams in the online English learning industry.

Prior to VIPKid, Ms. Han served in project and team management roles at UBS Investment Bank and Deloitte Consulting for over ten years. Ms. Han graduated magna cum laude with a BS in Economics and Finance and a minor in Statistics from the University of Hong Kong.