Nwajei, F.L. and Oghenochuko, R.O. 2025. GOVERNANCE FAILURES AND LEADERSHIP CRISIS IN THE NIGER DELTA: IMPLICATIONS FOR SUSTAINABLE DEVELOPMENT IN NIGERIA. Top Journal of Public Policy and Administration (TJPPA). 12, 1 (Sep. 2025), 51–61. DOI:https://doi.org/10.5281/zenodo.17020683.