 In 1945 he was assigned to General Douglas MacArthur's SCAP staff in occupied Japan , where he played a major role in developing and introducing the land reform program that dismantled a power structure dominated by wealthy landlords.However, Ladejinsky has stated that the real architect of reform was Socialist , former Japanese Minister of Agriculture .His influence with Chiang Kai-shek in Taiwan is widely credited with aiding the Taiwan Miracle.