Bachelor in Economics with honors, Dhaka University, Bangladesh, 1956. Master of Arts in Public Administration, Karachi University, Pakistan, 1958. Master of Arts in Development Economics, Williams College, 1965.
Doctor of Philosophy in Economics, Tufts University, 1969.
Subordinate-division officer, Moulvi Bazar, Sylhet, East Pakistan, 1960-1962; subordinate-division officer, Narayangonj, Dhaka, East Pakistan, 1962; deputy commissioner, Rangpur, Government East Pakistan, 1962-1963; chief, Pakistan Planning Commission, Islamabad, 1963-1971; secretary to president, Government of Bangladesh, Dhaka, 1973-1975; secretary health and population control, Government of Bangladesh, Dhaka, 1976-1980; director general, Bangladesh Rural Development Board, Dhaka, 1980-1981; executive director, International Council on Management Population (ICOMP), Kuala Lumpur, Malaysia, since 1981. Chairman National Committee on Community Education, Dhaka, 1989-1991. Vice-chairman National Self-Reliance Movement (Shawnirvar), Dhaka, 1980-1988.
Chairman Bangladesh Family Planning Social Marketing Project, 1976-1980, Bangladesh Fertility Research Program, 1975-1980. Fellow American Society for Public Administration, American Economic Association. Member Society for International Development.
Son of; married Ellen Mary Harrington, October 10, 1962. Children: David B., Danyal N., Aziz A., Enayet J.