2020- Board member, Editorial Board, Language Documentation & Conservation (LD&C).
2021- Associate Editor, Oceanic Linguistics (OL).
2016- Member, Editorial Advisory Committee, Journal of Southeast Asian Linguistics Society (JSEALS).
2015- board member, Board of Editorial Consultants, the Philippine Journal of Linguistics (PJL)
2008-2011 board member, Board of Editorial Consultants, the Philippine Journal of Linguistics (PJL)
2013-2015
Chair, Executive Committee, Southeast Asian Linguistics Society (SEALS) [東南亞語言學會會長].
2024 Chair, Local Organizing Committee, the 33rd Annual Meeting of the Southeast Asian Linguistics Society (SEALS 33) (第三十三屆東南亞語言學學會年會), GIS NTU Convention Center, Taipei, Taiwan (& online via GoogleMeet), June 15-17, 2024.
[Sponsored by National Science and Technology Council (NSTC) (國家科學及技術委員會) (NSTC 113-2916-I-007-003-A1; total amount of grant received: NT$550,000), Research Center for Humanities and Social Sciences, National Tsing Hua University (國立清華大學人文社會研究中心), and Brill (博睿出版社)]
2024 Conference Chair, SEA Workshop: Language Contact and Historical relationships of Languages in Southeast Asia (HRESAL 2) (東南亞語言學工作坊:東南亞語言的語言接觸與歷史關係), College of Humanities and Social Sciences, Hsinchu, Taiwan, June 18, 2024. [sponsored by Research Center for Humanities and Social Sciences, National Tsing Hua University (國立清華大學人文社會研究中心) and Center for Sustainable Development of Linguistic Diversity in Taiwan (SDLD), National Tsing Hua University (國立清華大學臺灣語言多樣性永續發展人文社會研究中心)]
2022 Chair, The Online Conference on Historical Relationships of East and Southeast Asian Languages (HRESAL) 2022. National Tsing Hua University, Hsinchu, Taiwan, September 3-4, 2022 (via GoogleMeet)
2020 Member, Program Committee, the 27th Annual Meeting of the Austronesian Formal Linguistics Association (AFLA 27), National University of Singapore, Singapore, August 20-22, 2020.
2019 Organizing Committee, Workshop on “Verb Classes in Formosan Languages and Beyond: Cross-linguistic, comparative and diachronic perspectives”, November 15-16, 2019.
2019 Member, Program Committee, the 26th Annual Meeting of the Austronesian Formal Linguistics Association (AFLA 26), University of Western Ontario, Canada, May 24-26, 2019.
2018 Organizing Committee, the 28th Annual Meeting of the Southeast Asian Linguistics Society (SEALS 28) [第二十八屆東南亞語言學會年會], Wenzao Ursuline University of Languages (文藻外語大學), Kaohsiung, May 17-19, 2018.
2014-2015 Organizing Committee, the 13th International Conference on Austronesian Linguistics (13-ICAL), held at Academia Sinica, July 18-23, 2015 [第十三屆國際南島語會議].
2005-2006 Chair, Program Committee, the Tenth International Conference on Austronesian Linguistics (10-ICAL) (第十屆國際南島語學術研討會), Puerto Princesa City, Palawan, the Philippines, January 17-20, 2006.
2002-2003 Member, Organizing Committee, the Tenth Annual Meeting of the Austronesian Formal Linguistic Association (AFLA X), the University of Hawai‘i at Mānoa, March 28-30, 2003.
1999 Member, Organizing Committee, the Third College-wide Conference for Graduate Students in Languages, Linguistics, and Literature (the 3rd Annual LLL Conference), University of Hawai‘i at Mānoa, March 13, 1999.