From where do we speak ? This collection of essays questions the processes of globalization in terms of how thay have transformed the theoretical tools through wich ideas circulate and migrate, and how we invent the Other while creating several contemporaneous worlds. The border occupies a central place in social and political arenas today. As the seven authors of this collection of original essays show, it can also be a methodological tool ised to infomr research in a wide range of artistic and academic fields and create new epistemological tools.