At the time of his death in 2004, Jacques Derrida was arguably the most influential and the most controversial thinker in contemporary philosophy. But how does one respond to the death of Jacques Derrida? How does one mourn for Derrida, who spent thirty years warning of the dangers of mourning, while insisting that mourning is both unavoidable and impossible? In this original and engaging response to Derrida’s death, Sean Gaston re-examines his own relationship with this great thinker and traces his own mourning, while examining the very nature of mourning in Derrida’s work. Written in the immediate aftermath of Derrida’s death, this insightful and touching account offers a fresh analysis of a vital element of Derrida’s thought and a genuine reflection on the implications of Derrida’s death for how we will now address his work.