Bachelor with honors in History, University Ibadan, Nigeria, 1966. Doctor of Philosophy, University Ibadan, 1971.
Headmaster St. Stephen's Catholic School, Asokere-Obo-Odo, Nigeria, 1960. Teacher St. Stephen's Catholic Secretary Modern School, Ado-Odo, Nigeria, 1960, St. Augustine's Catholic Primary School, Abekuta, Nigeria, 1961—1962. Tutor St. Mark's Catholic Teacher Training College, Iperu-Remo, 1962—1963, Our Lady of Apostles Secondary School, Ijebu-Ode, 1966.
From lecturer to professor history University Lagos, Nigeria, since 1969, head department history, 1979—1982, dean faculty of arts, 1983—1985, director Center for African Regional Integration and Border Studies, since 2001. Commissioner international boundaries National Boundary Commission, Lagos, 1988—1994. Consultant in field.
Commissioner National Boundary Commission, The Presidency, Lagos, 1988—1994. Chairman Ogun State Housing Corporation, Abeokuta, 1976—1979. Chairman board governors Alamuwa Grammar School, Ado-Odo, 1972—1975.
Chairman Endowment Fund Management Board, University Lagos, 1995—1997. Member governing council University Lagos, 1996—2000. Member of The History Society of Nigeria (honorary secretary 1976-1978), Association of African Historians (vice president West Africa 2001), Association of Borderlands Studies (director 1999—2002, Award for Outstanding International Scholarship and Service 1992).
Married Victoria Abeke Fatuyi, May 15, 1970. Children: Omodele, Olukemi, Omobola, Oluyomi.