After, leaving the supreme court in 1975, he returned to Nigeria and continued his judicial career as Chief Judge of Ondo State.
He retired from civil service in 1978 and became the director of the newly created Nigerian Institute of Advanced Legal Studies at the University of Lagos.
[5] As director of the Nigerian Institute of Advanced Legal Studies, Aguda assumed a new role, as a critic of corruption and governance in Nigeria and Africa.
To Aguda, the lack of thorough knowledge of judicial norms and precedents by the common African man or woman leads to the abuse of vital human rights by the government.
[8] He also sought for removal of economic barriers in the criminal justice system, concurrently with a speedy trial and to put omnipotent leaders under the law not above it.