Gilles Deleuze was arguably the twentieth century's most spatial philosopher - not only did he contribute to a plethora of new concepts to engage space, space was his very means of doing philosophy. He said everything takes place on a plane of immanence, envisaging a vast desert-like space populated by concepts moving about like nomads. Deleuze made philosophy spatial and gave us the concepts of smooth and striated, nomadic and sedentary, deterritorialisation...