刘士娟老师现任宾夕法尼亚印第安纳大学语言、文学与写作系正教授。她毕业于印第安纳大学伯明顿分校，获教学系统技术博士学位，并自1996年以来一直从事语言教学与学习领域的研究与实践。

她的研究领域主要包括技术赋能语言教育以及汉语教学与学习。自2010年以来，她担任《科技与中文教学》（Journal of Technology and Chinese Language Teaching, JTCLT）主编，并在在线中文教育领域发表了大量研究成果。刘教授曾受邀在世界各地的国际会议和学术机构发表超过40场主题演讲并主持工作坊。

Shijuan Liu is a full professor in the Department of Language, Literature, and Writing at Indiana University of Pennsylvania. She holds a doctorate in Instructional Systems Technology from Indiana University Bloomington and has worked in language teaching and learning since 1996. Her research focuses on technology-enhanced language education and Chinese language teaching and learning. She has served as editor of the Journal of Technology and Chinese Language Teaching (JTCLT) since 2010 and has published extensively on online Chinese language education. Dr. Liu has delivered more than 40 invited talks and workshops at international conferences and academic institutions worldwide.

陈彤老师自1997年起在美国麻省理工学院教授汉语语言与文化课程。他的教学与研究领域主要包括汉语教学法、技术赋能语言教学、课程开发以及跨文化交流。他曾开发多个创新型教学项目，并获得多项语言教学与研究基金支持。他曾两次获得麻省理工学院 Levitan 卓越教学奖，其在语言教育中创新应用技术的实践获得了广泛认可。他还曾担任多部汉语教材和教学资源的主编及合著者，包括《数字化语境中学中文》 和《初级中文小故事》。

Tong Chen has taught Chinese language and culture at the Massachusetts Institute of Technology since 1997. His teaching and research focus on Chinese language pedagogy, technology-enhanced language instruction, curriculum development, and intercultural communication. He has developed innovative instructional projects and received numerous grants for language teaching and research. A two-time recipient of the Levitan Award for Excellence in Teaching at MIT, Tong Chen has been recognized for his innovative use of technology in language education. He has also served as chief editor and co-author of Chinese language textbooks and pedagogical resources, including Digital Chinese and Snapshots: Mini-Stories for Beginning Chinese.