Dr. Khaled Salem obtained his B.Sc. in Mathematics from Ain Shams University, Egypt. He then was awarded his M.Sc. in Operational Research from The University of Lancaster, UK. Later in 2005, he received his D.Sc. in Operations Research from George Washington University. From 2005 and until now Dr. Salem has been affiliated as a full-time lecturer at the Engineering department at the British University in Egypt (BUE).