Rahim K. Jassim is a professor and head of mechanical engineering technology department, Yanbu Industrial College, Kingdom of Saudi Arabia. He received his BSc (Hons) in mechanical engineering and technical education from University of Technology, Baghdad, Iraq in 1987. He obtained his PhD in mechanical engineering from University of London, QMW College, UK in 1992. His research work covers exergoeconomic optimization of thermal systems and he has published over 60 reviewed technical papers and technical reports. In 1999, he was awarded a Master Degree in engineering management from The University of Auckland (NZ). Dr. Jassim is a holder for two titles, PE (Professional Engineer) and Reg. Eng. (Registered Engineer). Finally, his biography cited in the Annual Who\'s Who in Science and Engineering, Marquis, USA.