Diploma of Thai Board of Neurology, The Medical Council of Thailand, 1984. Faculty of Medicine Ramathibodi Hospital, Mahidol University , Thailand

Certificate in Aviation Medicine, 1980. , -

M.D., Faculty of Medicine, Siriraj Hospital, Mahidol University, 1977. Faculty of Medicine Siriraj Hospital, Mahidol University , Thailand

Honorary Clincal Assistantship,University College Hospital, London, UK. , -

Inviting Doctor,Epilepsy Center,John Hokkins Medical Center,Baltimore, Maryland, U.S.A. , -

Inviting Doctor,New York Institute of Neurology, Department of Neuroelectrophysiology, Columbia Pres , -