A definitive collection of Matheron's essays on Spinoza available in English for the first time Alexandre Matheron has worked and written substantially on Spinoza since the publication of his influential 1969 masterpiece Individu et communauté chez Spinoza (Éditions de Minuit) and he is considered one of the most important interpreters of Spinoza's philosophy in the twentieth century. The 20 essays gathered here focus on the themes of ontology, knowledge, politics and ethics in Spinoza, his predecessors and his contemporaries. This is a crucial collection for anyone seeking to understand 20th-century continental Spinozism. Alexandre Matheron was Professor of Philosophy at the École normale supérieure at Fontentay/Saint Cloud. He remains one of the foremost authorities on Spinoza. Filippo Del Lucchese is Senior Lecturer in History of Political Thought at Brunel University, London. David Maruzzella received his MA in philosophie contemporaine from the École normale supérieure (Rue d'Ulm) and is currently a PhD candidate in Philosophy at DePaul University. Gil Morejón received his PhD in Philosophy from DePaul University. His research focuses on early modern metaphysics and contemporary political theory.