Mohammed Munirat Nma et al. 2026. ARTIFICIAL INTELLIGENCE ADOPTION AND EMPLOYEE PRODUCTIVITY IN PUBLIC INSTITUTIONS AND HIGHER EDUCATION ORGANISATIONS IN NIGERIA: THE MEDIATING ROLE OF ORGANISATIONAL READINESS. International Journal of Social Science, Management and Economics Research. 4, 5 (Sep. 2026), 1–18. DOI:https://doi.org/10.61421/IJSSMER.2026.4501.