Yong Poovorawan is currently Head of the Center of Excellence in Clinical Virology at the Faculty of Medicine, Chulalongkorn University, Bangkok. Professor Poovorawan obtained the MD in 1974 from Chulalongkorn University and his specialization in pediatrics in 1978 from Chulalongkorn Hospital and University. In 1984, he became a Research Fellow on the field of Paediatric Hepatology at King’s College Hospital Medical School, London. Professor Poovorawan has been working in the Department of Pediatrics at Chulalongkorn University, starting off as Lecture and becoming Professor in 1991. Professor Poovorawan has received many research awards and honors, including the Outstanding Researcher Award in 1997 from the National Research Council of Thailand, Outstanding scientist Award, 1997 from the Foundation for the Promotion of Science and Technology under the Patronage of His Majesty the King, Mahidol University-B-Braun Award in 2002, Thailand Research Fund Award in 2004 and has been nominated Senior Research Scholar by the Thailand Research Fund since 1997. He also received the Outstanding Best Teachers Award in 2004 from the Thailand National University Teacher Association. He is the leader who has been working on Viral hepatitis in Thialand. He is a member of the EPI vaccine, viral hepatitis and emerging diseases of the Center Disease control, Ministry of Public Health. Professor Poovorawan has authored and co-authored more than 550 publications in the fields of hepatitis, pediatric hepatology and virology.