Staff at Department of Emergency Medicine, Faculty of Medicine, Khon Kaen University, Thailand. Head of integrated emergency medical services and pre-hospital care research group. Director of emergency medical services and motorlance access research program. He is Certificate of Fellowship in Emergency Trauma Care, Singapore; Certificate of Emergency Medical Services (EMS) Director Course Korea, Singapore, and Thailand; Certificate of Major Incident Medical Management and Support (MIMMS) Course, United Kingdom; Certificate of Critical Care Transport, Singapore; Certificate of Short Course Training in Preventive Medicine, Thailand; Certificate of Short Course Training in Traffic Medicine, Thailand. His research interests are Pre-hospital care, emergency medical services (EMS), disaster, public health, and ambulance services.