Yves Jean is Professor at University Paris-Sud (Orsay, France) and Researcher at Ecole Polytechnique (Palaiseau, France).
`... an exceptionally clear teacher [...] This book is so pedagogical that it should be a great success and should be used widely [...] It corresponds ideally to what is needed.' O. Eisenstein, University of Montpellier `... excellent -- it covers both the foundations, necessary molecules, and interesting bonding puzzles.' R. Hoffmann, Cornell University, Nobel Laureate Chemistry 1981