Seongha Rhee is Professor of Linguistics at Hankuk University of Foreign Studies, Korea. He received his Ph.D. in linguistics from the University of Texas at Austin in 1996. He served his university as the Vice-President of External Affairs (2012-2014), the International Circle of Korean Linguistics (president, 2019-2021), the Linguistic Society of Korea (president, 2013-2014), and the Discourse and Cognitive Linguistic Society of Korea (president, 2009-2011). He (co-)authored Understanding Grammaticalization (2016/1998, Hankook) and World Lexicon of Grammaticalization (2019, CUP). He has published book chapters in Grammaticalization Scenarios: Cross-linguistic Variation and Universal Tendencies (2020, Mouton), The Oxford Handbook of Grammaticalization (2011, OUP), and a few others; and has published a number of research articles in journals, including Nature, Journal of Pragmatics, Language Sciences, Lingua, and Journal of Historical Pragmatics. His primary research interest is to identify cognitive and discursive mechanisms that enable language change from the crosslinguistic and typological perspectives.

저자 이성하는 미국 텍사스주립대학교에서 언어학 박사 학위를 취득했으며 현재 한국외국어대학교 영어학과 교수로 재직 중이다. 한국외국어대학교 대외부총장, 국제한국언어학회장, 한국언어학회장, 담화인지언어학회장, 스탠퍼드대학교 풀브라이트 교환교수 등을 역임하였다. Cambridge University Press, Oxford University Press, Mouton de Gruyter, John Benjamins, 한국문화사 등에서 저서 또는 북챕터를, Nature, Journal of Pragmatics, Language Sciences, Lingua, Journal of Historical Pragmatics등에 학술 논문을 출판하였다. 주로 언어 변화에 관여하는 인지적, 담화화용적 기제들을 범언어적, 유형론적 시각에서 연구하고 있다.