Nabil Ibrahim is an Emeritus Professor at the Textile Research Division, of the National Research Centre (NRC), Egypt. His main research interests are eco-friendly textile chemical processes and products, potential applications of emerging technologies like Biotechnology, Nanotechnology, Plasma technology in textile processing and their positive impacts on production, human and disposal ecology, multi-functionalization of textile materials, implementation of green chemistry principles for sustainable textile processing. Prof. Ibrahim has published more than 240 papers in peer-reviewed journals, supervised more than 60 Ph.D. and M.Sc. students, planned and implemented more than 50 R&D and industrial projects, is co-author of 9 handbook chapters, and 5 Egyptian patents. Prof. Ibrahim has received several honors, including: El-Nile-State prize, Merit-State and NRC prizes, African Union Kwame Nkrumah award, State Order of Sciences and Arts - First Class, Prof. Mostafa Tolba environment prize. Chaudhery Mustansar Hussain is an adjunct professor and lab director in the Department of Chemistry & Environmental Sciences at the New Jersey Institute of Technology (NJIT), United States. His research is focused on sustainability, nanotechnology & advanced materials, environmental management, analytical chemistry, and other various industries. Dr. Hussain is the author of numerous papers in peer-reviewed journals as well as a prolific author and editor of several books, including scientific monographs and handbooks in his research areas. He has published with ELSEVIER, American Chemical Society, Royal Society of Chemistry, John Wiley & Sons, CRC Press, and Springer.