Part I Logic, Epistemology, and Scientific Theories. From Peano to the Vienna Circle 1 Introduction: Symbolic Logic and Scientific Philosophy Paola Cantù and Georg Schiemer 2 Peano's Geometry: From Empirical Foundations to Abstract Development Joan Bertran-San-Millán 3 Altered States. Borel and the Probabilistic Approach to Reality Laurent Mazliak and Marc Sage 4 "Poincaré: the Philosopher" by Léon Brunschvicg. A Perspective Frédéric Patras 5 Leibniz and the Vienna Circle Massimo Ferrari 6 Schlick, Weyl, Husserl: On Scientific Philosophy Julien Bernard 7 Federigo Enriques and the Philosophical Background to the Discussion of Implicit Definitions Francesca Biagioli 8 Schlick and Carnap on Definitions Pierre Wagner 9 Russell and Carnap or Bourbaki? Two Ways Towards Structures Paola Cantù and Frédéric Patras 10 Carnap and Gödel, Again Gabriella Crocco Part II General Part 11 Returns of Modality: Wittgenstein's Tractatus and Arthur Pap Sanford Shieh 12 Is Wittgenstein Still an Analytic Philosopher? James Klagge 13 Frank on Special Relativity: 1908-1912 John Stachel Part III Reviews 14 Review Essay: Mark Textor, The Disappearance of the Soul and the Turn against Metaphysics. Austrian Philosophy 1874-1918, Oxford University Press 2021 Josef Hlade 15 Review Essay: Rudolf Carnap, Tagebücher, Band 1 und 2, Meiner Verlag 2021 Anne Siegesleitner 16 Review: Adam Tuboly, The Historical and Philosophical Significance of Ayer's Language, Truth and Logic, Palgrave Macmillan 2021 Joseph Bentley 17 Review: Meike G. Werner (Ed.), Ein Gipfel für Morgen. Kontroversen 1917/18 um die Neuordnung Deutschlands auf Burg Lauenstein, Wallstein Verlag 2021 Christian Damböck 18 Review: Günther Sandner, Weltsprache ohne Worte.
Rudolf Modley, Margaret Mead und das Glyphs-Projekt, Turia + Kant 2022; Christopher Burke, Wim Jansen, Soft propaganda, special relationships, and a new democracy, Adprint and Isotype 1942-1948, Uitgeverij de Buitenkant 2022 Silke Körber 19 Review: Ilse Korotin, Amalia M. Rosenblüth-Dengler (1892-1979). Philosophin und Bibliothekarin. Biografische Spuren eines Frauenlebens zwischen Aufbruch und Resignation, Praesens Verlag 2021 Philipp Leon Bauer.