Stefano Boccaletti is Senior Researcher at the Consiglio Nazionale delle Ricerche-Institute for Complex Systems. Previously he has been the Scientific Attache' at the Italian Embassy in Israel, Full Researcher at the National Institute of Optics in Italy, and Visiting Scientist or Honorary Professor of 7 International Universities. He is the editor of four books and Editor in Chief of Chaos Solitons and Fractals.