Dr. Thanasarn or Teacher Arm graduated with a doctorate degree in Information and Communication Technology for Education from the Faculty of Industrial Education, King Mongkut's University of Technology North Bangkok, currently holding a position of Educational Supervisor, The Office of Vocational Education Commission (OVEC), Ministry of Education.

As an Educational Supervisor, Teacher Arm often travels to educational institutions across the country to provide training for teachers as well as studying teaching techniques to be adapted, developed and disseminated continuously until he becomes an expert in educational technology. He is also certified as a Google Certified Trainer and Microsoft Innovative Educator (MIE) Expert. In addition, he is an owner of Kru Arm Youtube channel that shares teaching techniques to the public.

“Visiting colleges across the country allowed us to see changes in teaching and learning in a variety of ways. I'm glad to be a part of helping to develop and share the strengths of each technique to move towards a sustainable education together,” said Teacher Arm.