The Arab Center for Research and Policy Studies and the Doha Institute for Graduate Studies have published the 56th issue (Spring 2026) of the quarterly peer-reviewed journal Tabayyun, dedicated to Philosophical Studies and Critical Theories. This issue contains the following studies: “Tolerance in African Thought: The Ubuntu Paradigm” by Mohamed Zekkari; “Nancy Fraser’s Critique of Habermas’s Bourgeois Public Sphere and the Decolonial Challenge” by Imed Jmei; “Philosophical Style and Neutrality: A Critical Reading of Martha Nussbaum’s View” by Taoufik Faizi; and “The Philosophy of Emotions between Aristotle and Chrysippus” by Najib Tabtabe. The issue also includes a translation of Paul O’Grady’s “Philosophy and Biography” by Salah Ismail. Three book reviews are featured: Ali Al-Rawahi’s review of Late Modernity in Crisis: Why We Need a Theory of Society by Andreas Reckwitz & Hartmut Rosa; Michael Medhat’s review of Against Symbolic Liberalism: A Plea for Dialogical Sociology by Sari Hanafi; and Mostafa Hisham’s review of Manifestations of the Hidden: Negative Theology and the Philosophy of Religion by Ali Reda. The issue concludes with four overviews of recent publications prepared by the editorial board.