Prof. (Dr.) Hassan Hammud is Professor of Inorganic and Analytical Chemistry at King Faisal University, Saudi Arabia. In 1994, he obtained a doctorate in chemistry from the University of Nebraska-Lincoln. From 1995 to 2014, he served as Professor of Analytical and Inorganic Chemistry at Beirut Arab University. Since 2014, he has been Professor of Analytical and Inorganic Chemistry at King Faisal University. His research keywords are: sensors, supercapacitors, water treatment, metal carbon nanomaterials, and electrocatalysis.