Dr. Subramanian Senthilkannan is currently working for SGS as Environmental Services Manager-Asia, based at Hong Kong. He gained his diploma, bachelors and masters in Textile Technology from premier institutes of India. He was awarded doctorate from The Institute of Textiles and Clothing of The Hong Kong Polytechnic University for his dissertation entitled," Eco-functional Assessment of Grocery Shopping Bags" He also has more than seven years of industrial experience in textile manufacturing, textile testing and sustainability evaluation of various materials. He was an outstanding student throughout his studies and bagged numerous awards and medals including many gold medals in his study period. He has more than 80 academic publications in various textiles and environmental journals to his credit. Additionally he has 2 patents, 6 books of chapter and over 25 scientific books and numerous conference publications. He is acting as an editor, editorial board member and reviewer for many international peer-reviewed journals of textiles and environmental science disciplines. Dr. Monica M. Savalani is currently an Assistant Professor in the Department of Industrial and Systems Engineering (ISE) of The Hong Kong Polytechnic University. She was previously employed by the National University of Singapore (NUS) as a Research Fellow working in the field of Advanced Additive Manufacturing. Her areas of research specialty include Advanced Additive Manufacturing on metals, polymers and composites and the development of novel technologies. She has more than 30 articles published in international journals.