Jean-Philippe Goddard is Professor of Molecular Chemistry at the University of Upper Alsace, France, and Deputy Director of LIMA (Laboratory of Molecular Innovation and Applications), Strasbourg, France. Max Malacria is Emeritus Professor at Sorbonne University, Paris, France, where he researches the fields of catalysis, radical chemistry and aromaticity. Cyril Ollivier is a CNRS Research Director at the IPCM (Parisian Institute of Molecular Chemistry) at Sorbonne University.