Omar Naifar completed his Master's Degree in Computer Science at the Faculty of Sciences of Sfax at the University of Sfax, Tunisia, in 2010; a master's project in automatic and industrial computing from the National School of Engineering of Sfax in 2012; a PhD Degree in Electrical Engineering in 2015; and an HdR Degree in Electrical Engineering from the same institute in 2021. He is currently an associate professor at the Higher Institute of Applied Sciences and Technology of Kairouan, University of Kairouan, Tunisia. He is also a member of the Control and Energy Management Laboratory (CEM-Lab) at the Department of Electrical Engineering of the National School of Engineers of Sfax. Omar has attended and organized many international conferences, including the International Conference on Sciences and Techniques of Automatic Control and Computer Engineering and the International Multi-Conference on Systems, Signals, and Devices. He has also reviewed papers for several international journals, such as Neurocomputing, Adaptive Systems and Signal Processing, and Transactions of the Institute of Measurement and Control. His research interests include robust nonlinear control (higher-order sliding mode, backstepping, and adaptive control), theoretical aspects of nonlinear observer design, control and fault diagnosis, and fractional-order control systems.