Thomas Diez is Professor of Political Science and International Relations at the University of Tübingen. He received his PhD from the University of Mannheim in 1999. From 1997 to 2000, he was Research Fellow at the Copenhagen Peace Research Institute and subsequently, from 2000 to 2009, Lecturer, Senior Lecturer and then Professor of International Relations and Head of Department at the University of Birmingham. He joined Tübingen in April 2009. Thomas has also taught in Copenhagen, Aarhus, Munich and Victoria (BC). Among his publications are The Routledge Handbook on Critical European Studies (co-editor, Routledge, 2021), The EU and Global Climate Justice (co-author, Routledge, 2021); The EU, Promoting Regional Integration, and Conflict Resolution (co-editor, Palgrave 2017), The Securitisation of Climate Change (co-author, Palgrave, 2016), Key Concepts in International Relations (co-author, Sage 2011), An Introduction to International Relations Theory: Perspectives and Themes (co-author, third edition Pearson 2010), European Integration Theory (co-editor, second edition Oxford UP 2009) and Cyprus: A Conflict at the Crossroads (co-editor, Manchester UP 2009). In September 2009, he received the Anna Lindh Award for his contribution to the field of European Foreign and Security Policy Studies. Thomas was President of the European International Studies Association (EISA) 2015-7.

This excellent reference book will be the first point of call for students wishing to quickly make sense of the key texts of the discipline; without shying away from controversy the authors illuminate and clarify the central conceptual debates of International RelationsChristopher MayProfessor of Political Economy, Lancaster University ′Basic conceptual understanding is a precondition for thinking theory thoroughly. The authors of this book have accomplished laudably in their endeavour of providing an easy to access guide, offering an overview of the rich variety of meanings of key concepts in International Relations′ - Professor Knud Erik JørgensenAarhus University

• AnarchyBalance of PowerConflict ResolutionDemocratic PeaceDependency(International) DevelopmentDiplomacyDiscourseEmpireTheory ConceptFeminism and GenderForeign Policy AnalysisFunctionalismGame TheoryGlobal GovernanceGlobalizationHegemonyHuman RightsHumanitarian InterventionIdeas and NormsInternational EthicsInternational LawInternational RegimesInternational SocietyLevels of AnalysisTheory ConceptLiberalism and Neo-LiberalismTheory ConceptMarxism and Critical TheoryMigrationNationalism and EthnicityPeace and WarPeacekeepingTheory ConceptPostmodernism and Post-StructuralismPowerTheory ConceptRealism and Neo-RealismRegional IntegrationSecuritySecurity CommunitySecurity DilemmaTheory ConceptSocial ConstructivismSovereigntyTerritoriality and BordersTerrorismReferences

Thomas Diez is Professor of Political Science and International Relations at the University of Tübingen. He received his PhD from the University of Mannheim in 1999. From 1997 to 2000, he was Research Fellow at the Copenhagen Peace Research Institute and subsequently, from 2000 to 2009, Lecturer, Senior Lecturer and then Professor of International Relations and Head of Department at the University of Birmingham. He joined Tübingen in April 2009. Thomas has also taught in Copenhagen, Aarhus, Munich and Victoria (BC). Among his publications are The Routledge Handbook on Critical European Studies (co-editor, Routledge, 2021), The EU and Global Climate Justice (co-author, Routledge, 2021); The EU, Promoting Regional Integration, and Conflict Resolution (co-editor, Palgrave 2017), The Securitisation of Climate Change (co-author, Palgrave, 2016), Key Concepts in International Relations (co-author, Sage 2011), An Introduction to International Relations Theory: Perspectives and Themes (co-author, third edition Pearson 2010), European Integration Theory (co-editor, second edition Oxford UP 2009) and Cyprus: A Conflict at the Crossroads (co-editor, Manchester UP 2009). In September 2009, he received the Anna Lindh Award for his contribution to the field of European Foreign and Security Policy Studies. Thomas was President of the European International Studies Association (EISA) 2015-7.

This excellent reference book will be the first point of call for students wishing to quickly make sense of the key texts of the discipline; without shying away from controversy the authors illuminate and clarify the central conceptual debates of International RelationsChristopher MayProfessor of Political Economy, Lancaster University ′Basic conceptual understanding is a precondition for thinking theory thoroughly. The authors of this book have accomplished laudably in their endeavour of providing an easy to access guide, offering an overview of the rich variety of meanings of key concepts in International Relations′ - Professor Knud Erik JørgensenAarhus University

• AnarchyBalance of PowerConflict ResolutionDemocratic PeaceDependency(International) DevelopmentDiplomacyDiscourseEmpireTheory ConceptFeminism and GenderForeign Policy AnalysisFunctionalismGame TheoryGlobal GovernanceGlobalizationHegemonyHuman RightsHumanitarian InterventionIdeas and NormsInternational EthicsInternational LawInternational RegimesInternational SocietyLevels of AnalysisTheory ConceptLiberalism and Neo-LiberalismTheory ConceptMarxism and Critical TheoryMigrationNationalism and EthnicityPeace and WarPeacekeepingTheory ConceptPostmodernism and Post-StructuralismPowerTheory ConceptRealism and Neo-RealismRegional IntegrationSecuritySecurity CommunitySecurity DilemmaTheory ConceptSocial ConstructivismSovereigntyTerritoriality and BordersTerrorismReferences

Thomas Diez is Professor of Political Science and International Relations at the University of Tübingen. He received his PhD from the University of Mannheim in 1999. From 1997 to 2000, he was Research Fellow at the Copenhagen Peace Research Institute and subsequently, from 2000 to 2009, Lecturer, Senior Lecturer and then Professor of International Relations and Head of Department at the University of Birmingham. He joined Tübingen in April 2009. Thomas has also taught in Copenhagen, Aarhus, Munich and Victoria (BC). Among his publications are The Routledge Handbook on Critical European Studies (co-editor, Routledge, 2021), The EU and Global Climate Justice (co-author, Routledge, 2021); The EU, Promoting Regional Integration, and Conflict Resolution (co-editor, Palgrave 2017), The Securitisation of Climate Change (co-author, Palgrave, 2016), Key Concepts in International Relations (co-author, Sage 2011), An Introduction to International Relations Theory: Perspectives and Themes (co-author, third edition Pearson 2010), European Integration Theory (co-editor, second edition Oxford UP 2009) and Cyprus: A Conflict at the Crossroads (co-editor, Manchester UP 2009). In September 2009, he received the Anna Lindh Award for his contribution to the field of European Foreign and Security Policy Studies. Thomas was President of the European International Studies Association (EISA) 2015-7.

This excellent reference book will be the first point of call for students wishing to quickly make sense of the key texts of the discipline; without shying away from controversy the authors illuminate and clarify the central conceptual debates of International RelationsChristopher MayProfessor of Political Economy, Lancaster University ′Basic conceptual understanding is a precondition for thinking theory thoroughly. The authors of this book have accomplished laudably in their endeavour of providing an easy to access guide, offering an overview of the rich variety of meanings of key concepts in International Relations′ - Professor Knud Erik JørgensenAarhus University

• AnarchyBalance of PowerConflict ResolutionDemocratic PeaceDependency(International) DevelopmentDiplomacyDiscourseEmpireTheory ConceptFeminism and GenderForeign Policy AnalysisFunctionalismGame TheoryGlobal GovernanceGlobalizationHegemonyHuman RightsHumanitarian InterventionIdeas and NormsInternational EthicsInternational LawInternational RegimesInternational SocietyLevels of AnalysisTheory ConceptLiberalism and Neo-LiberalismTheory ConceptMarxism and Critical TheoryMigrationNationalism and EthnicityPeace and WarPeacekeepingTheory ConceptPostmodernism and Post-StructuralismPowerTheory ConceptRealism and Neo-RealismRegional IntegrationSecuritySecurity CommunitySecurity DilemmaTheory ConceptSocial ConstructivismSovereigntyTerritoriality and BordersTerrorismReferences