Dr. Subramanian Senthilkannan Muthu currently works for SgT Group as Head of Sustainability, and is based out of Hong Kong. He earned his PhD from The Hong Kong Polytechnic University, and is a renowned expert in the areas of Environmental Sustainability in Textiles & Clothing Supply Chain, Product Life Cycle Assessment (LCA) and Product Carbon Footprint Assessment (PCF) in various industrial sectors. He has five years of industrial experience in textile manufacturing, research and development and textile testing and seven years of experience in life cycle assessment (LCA), carbon and ecological footprints assessment of various consumer products. He has published more than 75 research publications, written numerous book chapters and authored/edited over 85 books in the areas of Carbon Footprint, Recycling, Environmental Assessment and Environmental Sustainability.