Aransi, W.O., Elizabeth Akinyooye, F., Sanni, K.T. and Emmanuel Odusanya, O.S. 2026. Workplace Happiness and Self-Efficacy as Correlates of Innovative Work Behaviour Among Mass Education Employees in Southwest Nigeria: A Mixed Method Approach. Journal of Adaptive Education. 4, 2 (Jul. 2026), 64 –76. DOI:https://doi.org/10.23960/joaedu.v4i2.1834.