Saddam Hussain is a postdoctoral researcher in College of Science, Department of Chemistry, Alfaisal University, Riyadh, Saudi Arabia. He completed his PhD in the School of Applied Chemical Engineering at Kyungpook National University, Daegu South Korea, under the supervision of Professor Soo-Young Park. His research interest is in the development of stimuli-responsive advanced photonic materials and their application in the fields of biosensors and actuators.