This study thoughtfully analyzes the cultural influences that have obstructed Nigeria's advancement. It identifies the emergence of an "Olodo Culture," characterized by a societal attitude that celebrates ignorance and mediocrity while diminishing the value of knowledge, as a significant barrier to intellectual progress and sustainable development. This is further exacerbated by a pervasive materialistic mindset that emphasizes wealth accumulation at the expense of ethical accountability, contributing to the ongoing crises in Nigeria's education system, governance, and national unity. The research utilizes a philosophical analytical approach to examine and question the concepts of antiintellectualism, materialism, and Olodo culture, revealing their contradictions and their impact in perpetuating systemic stagnation. Additionally, hermeneutical method was used to interpret Nigeria's historical, cultural, and political contexts, illustrating how these attitudes have been normalized in society and passed down through generations. The study's findings show that anti-intellectualism leads to mediocrity and ineffective leadership, while materialism promotes corruption, a focus on short-term gains, and a lack of commitment to collective welfare. Both trends erode educational institutions and compromise the ethical foundations necessary for sustainable development. To combat these issues, the study suggests reforms, including curriculum redesign, mentorship programmes, ethics-driven leadership initiatives, and community-based knowledge sharing as means for cultural revitalization. Conclusively, the paper asserts that Nigeria's journey toward nationhood and sustainable development demands a deliberate intellectual renaissance, where knowledge is esteemed, material pursuits are ethically tempered, and education is reinstated as the foundation for national transformation.
Keywords: Anti-Intellectualism, Materialism, Olodo Culture, Nation-building, Sustainable Development