In 1993, he earned a master of arts degree in human behavioral science from lancaster university, england and attended a top management course at insead fontainebleau, france.
Ring warsa 1993, dané ngamolihang gelar master of arts ring ilmu parilaksana manusa saking lancaster university, inggris miwah nyarengin kursus manajemen utama ring insead fontainebleau, prancis.