Dr. Adeyemo Owolabi Safiriyu holds Ph.D in Tests and Measurement, M.A. in Tests and Measurement from Obafemi Awolowo University, Ile-Ife. He has 17 years of experience in teaching. He has many Research works and Publications under his name, till now. His Research interest area includes: Tests and Measurement, Evaluation, Research, Educational and Statistics. He is presently a Facilitator of National Open University and National Teachers’ Institute of Nigeria ,and currently a Chief Lecturer at CRESFIELD COLLEGE OF Education, Erin-Osun. He is Chairman, School Management Board of Sodiq Group of Schools in Ondo and Osun States, Nigeria.