Mauricio Terrones is professor of physics and materials science and engineering at The Pennsylvania State University, University Park, Pennsylvania, USA. He is author of more than 280 publications in leading journals and holds more than 11,000 citations to his work. His research focuses on the theory, synthesis and characterization of novel nano carbon materials, including graphene, nano tubes and graphene nano ribbons. M. Jean-Christophe Charlier is vice-president (research) at the Institute of Condensed Matter and Nano sciences (IMCN), Université Catholique de Louvain, Louvain-la-Neuve, Belgium and professor of physics. He is author of over 150 publications. He was made a fellow of the American Association for the Advancement of Science (AAAS) in November 2013. Humberto Terrones is Rayleigh Endowed Chair in Theoretical Condensed Matter Physics and professor of physics, Department of Physics, Applied Physics and Astronomy, Rensselaer Polytechnic Institute, New York, USA. He was previously at Penn State University, in Pennsylvania. His recent research focuses on nanomaterials such as zinc oxide and chalcogenides. He is author of over 200 peer-reviewed scientific papers and holds more than 10,500 citations to his work. Mildred S. Dresselhaus is professor of physics and electrical engineering and emeriti institute professor, Massachusetts Institute of Technology, Cambridge, USA. She is recipient of numerous awards, including the National Medal of Science, the Enrico Fermi Award (2012) and the Kavli Prize in Nano science (2012). Known for her work on carbon nano tubes, graphite, graphite intercalation compounds, fullerenes and low dimensional thermoelectric, she lends her name to several physical theories.