Elena Ficara is akademische Oberrätin a. Z. at the University of Paderborn, Germany. Her works include: The Form of Truth. Hegel's Philosophical Logic (2021); (ed.) Contradictions. Logic, History, Actuality (2014).

Graham Priest is Distinguished Professor of Philosophy at the Graduate Center, City University of New York, and Boyce Gibson Professor Emeritus at the University of Melbourne. He is known for his work on non-classical logic, metaphysics, the history of philosophy, and Buddhist philosophy. For further details see [...].

Introduction: The Formalization of Dialectics 1. Form, Formality, Formalism in Hegel's Dialectic-Speculative Logic 2. Intuitionist and Classical Dimensions of Hegel's Hybrid Logic 3. The Logical Structure of Dialectic 4. Hegelian Conjunction, Hegelian Contradiction 5. Hegel's Interpretation of the Sorites 6. Hegel's Logic of Self-Predication 7. A Lack of Form in Hegel's Logic? Hegel and the Trans-classical Logic of Gotthard Günther