The article discusses how tacit knowledge, which includes personal experiences and insights, plays a crucial role in teaching and learning processes among lecturers at Delta State University. Tacit knowledge is difficult to put into words but is essential for effective communication and understanding. Experts and professionals rely heavily on tacit knowledge in their work. It is acquired through personal experiences and interactions with others, rather than through written or verbal communication. Transforming tacit knowledge into explicit knowledge, which can be easily communicated, is a challenging process. Tacit knowledge is a valuable asset that contributes to an individual's overall consciousness and is essential for successful teaching and learning experiences.