MUAMMER KOÇ, PHD, is Professor and Program Coordinator of Sustainable Development Division at College of Science and Engineering, Hamid bin Khalifa University, Qatar. His research interests include nano/micro-scale engineered surfaces, manufacturing system modeling, lightweight materials, product design and development, sustainable energy, and social and organizational efficiency.TUĞRUL ÖZEL, PHD, is the Director of Manufacturing Automation Research Laboratory and Associate Professor in the Department of Industrial and Systems Engineering at Rutgers University, USA. His teaching and research interests include manufacturing processes, modeling and simulation, surface integrity, precision machining, metal additive manufacturing, and laser based materials processing.