Dr. Joshua Gisemba Bagaka's is a professor of educational research design and statistics in the Department of Curriculum and Foundations in the College of Education and Human Services, and Director of Assessment of Student Learning at Cleveland State University. Professor Bagaka's received his Bachelor of Education degree in Mathematics Education from the University of Nairobi, a Master's of Science in Probabilities and Statistics and a Ph.D in Educational Research Design and Statistics both from Michigan State University. His teaching responsibilities are in the graduate educational research courses, educational statistics, and educational program evaluation. His research interests are in teacher, classroom, and school effectiveness on student learning outcomes. He is particularly interested in the utilization of hierarchical linear models in analyzing school, teacher, and classroom effectiveness data. He also served, for seven years as the Director of the Ph.D in Urban Education program at Cleveland State University. Professor Bagaka's served on the African Regional Research Fulbright Program to Kenya from August 2010 to April 2011.