Shadpour Mallakpour, PhD, is Professor in the Department of Chemistry at Isfahan University of Technology in Iran. His research focus is on the preparation and characterization of polymer-based nanocomposites and bionanocomposites to be used as bioactive materials as well as adsorbents and photocatalysts for remediation technology.Chaudhery Mustansar Hussain, PhD, is Adjunct Professor in the Department of Chemistry and Environmental Sciences at the New Jersey Institute of Technology (NJIT), United States. His research focus is on the applications of nanotechnology and advanced materials in the environment and analytical chemistry.