| 1994 | Obiechina | Nchetaka: The Story, Memory and Continuity of Igbo Culture | |
| 1992 | Umezurike | Amameife na Ako-na-Uche: The Hub of Igbo Culture | |
| 1991 | Ohuche | Ibu Anyi Danda: The Centrality of Education | |
| 1990 | Animalu | Ucheakolam: A Way of Life in the Modern Scientific Age | |
| 1989 | Chijoke | Ugwumba: The Greatness of a People | |
| 1988 | Okoro Anezi | Chukwu Ka Dibia | |
| 1987 | Onwuejiogwu | Evolutionary Trends in the History of the Igbo | |
| 1986 | Okigbo (Pius) | Towards a Reconstruction of the Political Economy of Igbo Civilization | |
| 1985 | Nwabueze | The Igbos in the Context of Modern Government | |
| 1984 | Nwoga | Nka na Nzere: The Focus of Igbo World View | |
| 1982 | Anya | The Environment of Isolation | |
| 1981 | Afigbo | The Age of Innocence | |
| 1980 | Okigbo (Bede) | Plants and Food in Igbo Culture | |
| 1979 | Echeruo | Ahamefula: A Matter of Identity |