- Regulation of flowering time
- Ambient temperature-responsive flowering
- Regulation of florigen

2022 ~ 2031 Director, Leader Research Grant, Ministry of Science and Technology
2022 Vice President, Korean Society of Molecular and Cellular Biology
2019 ~ 2021 National Science and Technology Review Committee
2018 Secretary General, Korean Society of Molecular and Cellular Biology
2017 ~ 2022 Director, Samsung Science and Technology Foundation
2017 ~ 2019 Division Chair, Division of Life Sciences, Korea University
2008 ~ 2017 Director, Creative Research Initiatives, MOEST
2007 ~ 2008 Visiting Professor, Center for Genome Research and Biocomputing, Oregon State University, USA

2014 Scientist of the Month, Ministry of Science, ICT, and Future Planning, Korea
2019 Korea Science Award, Korea
2021 Best Academic Award, Korean Society of Plant Biologists