Chapter 1 Introduction Chapter 2 1. Why Marx? 2. Reflections on the use of dialectics 3. Thoughts regarding critical foresight in the unpublished Chapter VI of Marx's Capital Vol. 1 4. Acting in common, and the limits of capital 5. Is it possible to be communists without Marx? Chapter 3 1. An Italian breakpoint: production versus development 2. On Italian Theory 3. The constitution of the common and the logics of the left 4. On the future of the European social democracies 5. Let's start reading Gramsci again 6. Biopower / biopolitics D subjectivities in struggle Chapter 4 1. On the method of political critique 2. How and when I read Foucault 3. Gilles Felix D the how and when of Deleuze-Guattari 4. Observations on the production of subjectivity : on an intervention by Pierre Macherey 5. Marx after Foucault: the subject refound Origin of the Texts.