Salvatore Ivan D’Agostino PhD graduates in philosophy (University of Catania) with the thesis Negative Dialectics and Utopia in the thought of Theodor Wiesengrund Adorno in 1989 and get the PhD in Messina in 2012 with the thesis Anarchy: an ethical-philosophical reading. Since 1994 he teaches history and philosophy in state high schools. In the academic year 2000/2001 he worked as tutor on Moral Philosophy at the University of Catania. He has held a seminar entitled “Notes for an ontological taxonomy” in 11 April 2003 at the Laboratory for Applied Ontology in Trento. Since 2001 he was editor of the journal “Perelandra. Quarterly of culture and ideas”; from 2003 to 2005 he was editor in chief of the same journal. He investigated mainly for its research activities mainly the Italian philosophy (Giuseppe Rensi, Piero Martinetti, Manlio Sgalambro), the ontological problem both in its analytical form (Sider, Smith, etc.) and continental (Hartmann and Ingarden), the atheism and the rational thinking, the anarchist political theory, the systemism of the Argentine physicist and philosopher Mario Bunge, and the transhumanist thought.