He is a lecturer of Endodontics. ElKholy got his Bachelor degree in Dentistry from Cairo University in 2006, where he also completed his residency from 2007 to 2008. Then, he started a master degree program in the same department where he received his master degree in endodontics in May 2012. In the same year he joined the academic career in British University in Egypt, where he started teaching undergrads about the core science of endodontics, as well as clinical training of interns. He obtained meanwhile his PhD in endodontics in September 2018 and got promoted to the post of Lecturer in January 2019. Since then Mostafa has been an active member of both the Egyptian & European associations of Endodontics. He took part in many international conferences and publications including an innovative instrumentation technique published in the Journal of Endodontics in 2020. He also values his scientific role as a reviewer in the European Endodontic Journal.