Dr. Soney C. George is Dean of Research and Director of the Center for Nanoscience and Technology at Amal Jyothi College of Engineering, Kottayam, India. He has published 240 papers in peer-reviewed journals and conferences. He has also edited and contributed to several books. His research focuses on polymer nanocomposites, tribology of nanocomposites, membranes, and pervaporation. Prof. Jozef T. Haponiuk is Professor and Head of Department, at the Department of Polymer Technology, Gdansk University of Technology, Poland. Prof. Haponiuk is an experienced researcher in the fields of polymer composites, polymer blends, and associated materials. He has received a number of prizes and awards for his work. Professor Sabu Thomas is currently an Emeritus Professor of Mahatma Gandhi University, Kottayam, Kerala, India. He was the former Vice Chancellor of Mahatma Gandhi University. He is a Senior Professor of Christ University, Bangalore, India. He is also a visiting Professor at the Department of Chemical Sciences, University of Johannesburg, Johannesburg, South Africa, Department of Chemical Engineering, Faculty of Engineering, Chulalongkorn University, Bangkok, Thailand, and an Adjunct Faculty in the Department of Polymer and Process Engineering, IIT Roorkee, India. He is the Chairman of the TrEST Research Park, Trivandrum, Kerala, India. The H index of Professor Thomas is 163 and he has more than 133,000 citationsRakesh Reghunath is Assistant Professor in Department of Mechanical Engineering at NSS College of Engineering Palakkad, India. He has published 6 papers in peer- reviewed journals and presented his findings at many international conferences. He has also published one book chapter and his research focuses on tribology of fiber reinforced polymer composites. Sarath P.S is Research scholar of the Center for Nanoscience and Technology at Amal Jyothi College of Engineering, Kottayam, India. He has published 8 papers in peer- reviewed journals and presented his findings at many international conferences. He has also published one book chapter and his research focuses on polymer nanocomposites, tribology of nanocomposites, coatings, and pervaporation.

• 1 Introduction: a journey to the tribological behavior of polymeric materials2 Tribological analysis—general test standards3 Friction and wear mechanism of polymers, their composites and nanocomposites4 Enhanced wear resistance—particulate filled polymeric materials5 Tribological behavior of natural fiber-reinforced polymeric composites6 The role of synthetic fibers in the tribological behavior of polymeric materials7 Tribology of carbon nanotubes/polymer nanocomposites8 Tribology of graphene-based polymeric systems9 Tribology of biodegradable polymeric systems10 Tribology of hybrid nanofiller/polymer nanocomposites11 Tribology of nanofiber- and nanofibril-reinforced polymeric composites12 Tribology of polymer films and coatings13 Tribological behavior of polymeric systems in lubricated surfaces or conditions14 Tribology of polymeric systems: theory, modeling, and simulation15 Impact of environmental conditions on the tribological performances of polymeric composites