Hany M. Harb is a professor in Faculty of Engineering at Al-Azhar University. He is currently the Head of the Computers and Systems Engineering Department. He received his Doctor of philosophy (Ph.D.), Computer Science, Illinois Institute of Technology (IIT), Chicago , Illinois , USA, 1986. He received his Master of Science in Operations Research (MSOR), IIT, 1987. He received his Master of Science in Computers and Systems Engineering, Faculty of Engineering, Azhar University , Cairo , Egypt, 1981. He received his Bachelor of Science in Computers and Control Engineering, Faculty of Engineering, Ain Shams University, Cairo, Egypt, 1978. His area of interest includes object Oriented Software Engineering Modeling Using UML, Software engineering, Distributed Systems and Computer Networks.