Lecturer II University Benin, Nigeria, 1977-1979, lecturer I, 1979-1981, senior lecturer, 1981-1984, associate professor, since 1984. Assistant editor Okike Educational Supplement University Nigeria, since 1981. Executive editor Okike No 26, University Nigeria, 1983.
Editor Nigerian Journal Humanities, since 1984. University Illinois fellow 1975-1976. Federal Government Nigeria/Union of the Soviet Socialist Republics, scholar 1967-1973.