On March 28, 2566 BE, Associate Professor Dr. Aree Jampaklay, Director of the Institute for Population and Social Research, Mahidol University, presented certificates of honor and flower bouquets to Professor Dr. Patama Vapattanawong, Associate Professor Dr. Piyawat Katewongsa, and Assistant Professor Dr. Sirinya Phulkerd at the Institute for Population and Social Research, Mahidol University.
![](https://ipsr.mahidol.ac.th/wp-content/uploads/2023/03/2023-03-28-MU-Top-Researcher_002.jpg)