1925- . Prime minister of Malaysia from 1981 and leader of the United Malays' National Organization (UMNO). His `look east' economic policy emulates Japanese industrialization. Mahathir bin Mohamad was elected to the House of Representatives 1964 and gained the support of the dominant UMNO's radical youth wing as an advocate of economic help to bumiputras (ethnic Malays) and as a proponent of a more Islamic social policy. Dr Mahathir held a number of ministerial posts from 1974 before being appointed prime minister and UMNO leader in 1981. He was re-elected 1986, but has alienated sections of UMNO by his authoritarian leadership.