Educations:
Faculty of Medicine Siriraj Hospital:M.D.1961.Intern1962.Surgical Resident 62-63.Orthopedic Resident 63-66.Western Pennsylvania Hospital,Pittsburgh Pennsylvania,USA:Surgical Resident 67-68.State University of New York at Buffalo,USA:Orthopedic Resident :
68-72.Hospital for Special Surgery,Cornell University,New York,USA:Orthopedic Fellowship72-73.Diplomate American Board of Orthopedic Surgery1972.Diplomate Thai Board of Orthopedic Surgery 1973.

Appointments:
Professor Emeritus,Consultant:Department of Orthopedic Surgery,Faculty of Medicine Siriraj Hospital,Mahidol University;Chief Orthopedic Service and Director of Bangkok Spine Center :Chao Phya Hospital,Bangkok;Advisory Board,Royal College of Orthopedic Surgeons of Thailand 1994 - present;Professor and Chairman,Department of Orthopedic Surgery,Faculty of Medicine Siriraj Hospital,Mahidol University1988-96;President of Thai Orthopedic Association 1992-94;Vice President of the ASEAN Orthopedic association 1992-94;President,Spine Section,Asia Pacific Orthopedic Association 1998-2001;President,Spine Section,Royal College of Orthopedic Surgeons of Thailand 1998 - present.

Memberships:
The Thai Medical Association;The Thai Medical Council;The Royal College of Orthopedic Surgeons of Thailand;The Royal College of Surgeons of Thailand;The American College of Surgeons;The Scoliosis Research Society;

Journals:
The Asia Pacific Orthopedic Association Journals: Past Editor of the Journal of ASEAN Orthopedic Association;Past Editor of the Journal of the Thai Orthopedic Association;Advisory Board of the Spine Journal of Orthopedic Surgery(APOA);Advisory Board ,Journal of the Medical Association of Thailand;Advisory Board of the Journal of Orthopedic Surgery of Thailand

top