IPSR Director Assoc. Prof. Dr. Rossarin Gray opened the short training “ Operational Research” and "Participatory Action Research" organized by Assoc. Prof. Chanhathai Ard-am. 14 participants attended the training. The event was held at room 109, IPSR.
![](https://ipsr.mahidol.ac.th/wp-content/uploads/2022/02/Thumb-Activities-800.jpg)