Introduction: Information is what information does Pieter Adriaans, Johan van Benthem Abstract: The "Handbook of the Philosophy of Information" will appear in September 2008, Elsevier Science Publishers, Amsterdam. This is the final text of the Editorial, where the editors bring together their views on semantic and algorithmic aspects of information, analogies and differences between the various approaches in the Handbook, possibilities for further unification between paradigms and disciplines, as well as a potential for bringing together the two grand traditions in philosophy: continental and analytical.