Rihem Farkh was born in Tunis in 07/03/1982 , He received his engineer degree in electrical engineering, his M. Sc. degree in automatic control and signal processing and his Ph.D. degree in electrical engineering from the National Engineering School of Tunis, Tunis El-Manar University, Tunisia in 2006, 2007 and 2011, respectively.  He is currently an assistant professor at King Saud University, Riyadh, Saudi Arabia. His fields of interest cover electronics, Automatic control, Automation.  His research interests include PID control, robust control and time-delay systems and Fractional control.