Abdullah M. Asiri: Received his PhD from University of Wales, College of Cardiff, UK in 1995. He has served as the head of the Chemistry Department at King Abdulaziz University since October 2009 and is the founder and director of the Center of Excellence for Advanced Materials Research. He is a professor of organic photochemistry. His research interest covers color chemistry; synthesis of novel photochromic, thermochromic systems; synthesis of novel coloring matters; and materials chemistry.