Professor Dr. Khalid El-Say obtained his PhD from the Department of Pharmaceutics and Industrial Pharmacy at the Faculty of Pharmacy, Al-Azhar University, Cairo, Egypt, in 2005, and improved the solubility and bioavailability of poorly soluble drugs using a liquisolid technique. From 2006 to 2009, he worked as an assistant professor at the same university, and then formed part of the Faculty of Pharmacy at Omar Al-Mukhtar University, Derna, Libya, until 2011. Between October 2011 and January 2017, Prof. Khalid El-Say served as an associate professor at the Department of Pharmaceutics, Faculty of Pharmacy, King Abdul-Aziz University, Jeddah, Kingdom of Saudi Arabia, until he became a professor in the same department in January 2017. Since 2017, he has been a professor of pharmaceutics. Professor Khalid El-Say is the author of more than 60 peer-reviewed journals and one guest book chapter, and is co-author of several presentations from various international meetings. He also continues to be a reviewer for several leading international peer-reviewed journals. He has won several awards locally and internationally for excellence in research and teaching.