- Academician Paul T. P. Ho has been appointed Corresponding Research Fellow of the Institute of Astronomy and Astrophysics, effective from May 1, 2021 to July 31, 2024.
- Dr. Norman Y. Teng, Distinguished Research Fellow of the Institute of European and American Studies, has been reappointed Director of the Institute, effective from August 1, 2021 to July 31, 2024.
- Dr. John Duncan has been appointed Research Fellow of the Institute of Mathematics, effective from July 1, 2021 to December 31, 2042.
- Dr. Yi-Ching Lee has been promoted to Associate Research Fellow of the Institute of Cellular and Organismic Biology, effective from April 6, 2021 to March 31, 2036.
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