1. Preface

   • Jean-Yves Béziau

   EditorialNotes Pages: 1 - 2

2. A Global Glance on Categories in Logic

   • Peter Arndt
   • Rodrigo de Alvarenga Freire
   • Hugo Luiz Mariano

   OriginalPaper Pages: 3 - 39

3. Cut-Free Ordinary Sequent Calculi for Logics Having Generalized Finite-Valued Semantics

   • Arnon Avron
   • Jonathan Ben-Naim
   • Beata Konikowska

   OriginalPaper Pages: 41 - 70

4. From Fibring to Cryptofibring. A Solution to the Collapsing Problem

   • Carlos Caleiro
   • Jaime Ramos

   OriginalPaper Pages: 71 - 92

5. Modelling Inference in Argumentation through Labelled Deduction: Formalization and Logical Properties

   • Carlos Iván Chesñevar
   • Guillermo Ricardo Simari

   OriginalPaper Pages: 93 - 124

6. A New Modal Lindström Theorem

   • Johan van Benthem

   OriginalPaper Pages: 125 - 138

7. Information Algebras and Consequence Operators

   • Jürg Kohlas
   • Robert F. Stärk

   OriginalPaper Pages: 139 - 165

8. Structuralist Logic: Implications, Inferences, and Consequences

   • Arnold Koslow

   OriginalPaper Pages: 167 - 181

9. Some Restricted Lindenbaum Theorems Equivalent to the Axiom of Choice

   • David W. Miller

   OriginalPaper Pages: 183 - 199

10. General Logic-Systems and Finite Consequence Operators

    • Robert A. Herrmann

    OriginalPaper Pages: 201 - 208

11. A Galois Connection

    • Stan J. Surma

    OriginalPaper Pages: 209 - 219

12. A Universal Logic Approach to Adaptive Logics

    • Diderik Batens

    OriginalPaper Pages: 221 - 242