Helmi A. Youssef is an Emirati professor from Alexandria University, Egypt. In the early 1970s, he established the first NTM research laboratory at Alexandria University. Since that time, he has carried out intensive research in his fields of specialization and supervised many Ph.D. and M. Sc theses. Professor Youssef has organized and participated in many international conferences.

He has published numerous scientific papers in specialized journals and authored multiple books in his fields of specialization, two of which are singly authored. Currently, Professor Youssef's work involves developing courses and conducting research in the areas of metal cutting and non-traditional machining. Hassan El-Hofy, an Emirati professor from Alexandria University, Egypt, and currently a professor of machining technology at the Department of Industrial and Manufacturing Engineering (IME) at Egypt-Japan University of Science and Technology (E-JUST) Egypt. He has published over 90 scientific and technical papers and has supervised many graduate students in advanced machining. He is a consulting editor for many international journals and regularly participates in many international conferences. Between August 2007 and July 2010, Dr. El-Hofy was the Department of Production Engineering chairperson at Alexandria University. In October 2011, he was selected as the Vice Dean for Education and Student Affairs, College of Engineering.

Between December 2012 and February 2018, he was the Dean of the Innovative Design Engineering (IDE) School at the Egypt-Japan University of Science and Technology (E-JUST) in Alexandria, Egypt, where he worked as an acting Vice President of Research from December 2014 to April 2017.