List of Publications
Five Characteristic English-Language Publications
- EU Immigration and Asylum Law. Commentary, 2nd edition (C.H. Beck/Hart/Nomos, 2016) together with Kay Hailbronner.
- ‘Citizens and Foreigners in EU Law. Migration Law and Its Cosmopolitan Outlook’, European Law Journal 22 (2016), 296-316.
- ‘The “Refugee Crisis” as a Challenge of Legal Design and Institutional Legitimacy’, Common Market Law Review 53 (2016), 1545-74.
- ‘The Elusive Limits of Solidarity. Residence Rights of and Social Benefits for Economically Inactive Union Citizens’, Common Market Law Review 52 (2015), 17–50.
- ‘Foreign Affairs’, in: Armin von Bogdandy/Jürgen Bast (eds.): Principles of European Constitutional Law, 2nd edition (Hart, 2009), pp. 309-43.
English Publications
Journal Articles
- ‘Judicial Maintenance of the Sputtering Dublin System on Asylum Jurisdiction: Jafari, A.S., Mengesteab and Shiri’, Common Market Law Review 55 (2018), 549-68.
- ‘Searching for Solidarity in the EU Asylum and Border Policies: Constitutional and Operational Dimensions’, Maastricht Journal of European and Comparative Law 24 (2017), 605–21 (together with Evangelia (Lilian) Tsourdi).
- ‘The “Refugee Crisis” as a Challenge of Legal Design and Institutional Legitimacy’, Common Market Law Review 53 (2016), 1545-74.
- ‘Citizens and Foreigners in EU Law. Migration Law and Its Cosmopolitan Outlook’, European Law Journal 22 (2016), 296-316.
- ‘Towards a Contextual Conception of Social Integration in EU Immigration Law. Comments on P & S and K & A’, European Journal of Migration and Law 18 (2016), 89-111.
- ‘The Elusive Limits of Solidarity. Residence Rights of and Social Benefits for Economically Inactive Union Citizens’, Common Market Law Review 52 (2015), 17–50.
- ‘When Union Citizens turn into Illegal Migrants: the Dano case’, European Law Review 40 (2015), 248–61 = Current Law 6 (2015), 535–48.
- ‘Separation versus Fusion – or: How to Accommodate National Autonomy and the Charter? Diverging Visions of the German Constitutional Court and the European Court of Justice’, European Constitutional Law Review 9 (2013), 391–419.
- ‘EU Migration Policy and its Constitutional Rationale. A Cosmopolitan Outlook’, Common Market Law Review 50 (2013), 709-36.
- ‘The Intergovernmental Constitution of the EU’s Foreign, Security & Defence Executive’, European Constitutional Law Review 7 (2011), 453-80.
- ‘In the Name of Sovereign Statehood: A Critical Introduction to the Lisbon Judgment of the German Constitutional Court’, Common Market Law Review 46 (2009), 1795–1822.
- ‘National Report: Germany. Administration Without Frontiers? European Migration Law’, European Review of Public Law 21 (2009), 253–72.
- ‘Respect for Private and Family Life under Article 8 ECHR in Immigration Cases: A Human Right to Regularise Illegal Stay?’, International and Comparative Law Quarterly 57 (2008), 87-112.
- ‘The Political Character of Supranational Differentiation’, European Law Review 31 (2006), 781-99.
- ‘Beyond Parliament’s Reach? The Role of the European Parliament in the Common Foreign and Security Policy’, European Foreign Affairs Review 11 (2006), 109-27.
- ‘‘United in Diversity’ – The Integration of Enhanced Co-operation into the European Constitutional Order”, German Law Journal 6 (2005), 1731-48.
- ‘The Barroso Drama: Pöttering and Schulz Take Over – Action and Inaction of National Politics in the Making of the Barroso Commission’, European Constitutional Law Review 1 (2005), 203-10.
- ‘Reforming Europe’s Common Foreign and Security Policy’, European Law Journal 10 (2004), 5-22.
- ‘Charter of Fundamental Rights: Competition or Consistency of Human Rights Protection in Europe?’, in: Finnish Yearbook of International Law XI (Den Haag: Kluwer, 2002), pp. 11-36.
- ‘A New Institutional Balance for European Foreign Policy?’, European Foreign Affairs Review 7 (2002), 369-400 (together with Ingolf Pernice).
- ‘The Schengen Law: A Challenge for Legal Accountability in the European Union’, European Law Journal 8 (2002), 218-45.
Contributions to Edited Volumes
- ‘Enhanced Cooperation within the Union’, in: Takis Tridimas/Robert Schütze (eds.): The Oxford Principles of European Union Law (OUP, 2018), pp. 847-83.
- ‘The Evolution of Citizens’ Rights in Light of the EU’s Constitutional Development’, in: Daniel Thym (ed.): Questioning EU Citizenship (Bloomsbury/Hart, 2017), pp. 111-34.
- ‘Introduction: The Judicial Deconstruction of Union Citizenship’, in: Daniel Thym (ed.): Questioning EU Citizenship (Bloomsbury/Hart, 2017), pp. 1–14.
- ‘Conclusion: The Non-Simultaneous Evolution of Citizens’ Rights’, in: Daniel Thym (ed.): Questioning EU Citizenship (Bloomsbury/Hart, 2017), pp. 309–22 (together with Dora Kostakopoulou).
- ‘Frontiers of EU Citizenship. Three Trajectories and their Methodological Foundations’, in: Dimitry Kochenov (eds.): EU Citizenship and Federalism. The Role of Rights (CUP, 2017), pp. 705–30.
- ‘Competing Models for Understanding Differentiated Integration’, in: Bruno de Witte/Andrea Ott/Ellen Vos (eds.): Between Flexibility and Disintegration. The State of EU Law Today (Elgar, 2017), pp. 28–75.
- ‘Ambiguities of Personhood, Citizenship, Migration and Fundamental Rights in EU Law’, in: Loïc Azoulai/Ségolène Barbou des Places/Etienne Pataut (eds.): Constructing the Person. Rights, Roles, Identities in EU Law (Bloomsbury/Hart, 2016), pp. 111–31.
- ‘Family as Link. Explaining the Judicial Change of Direction on Residence Rights of Family Members from Third States’, in: Herwig Verschueren (eds.): Residence, Employment and Social Rights of Mobile Persons. On How EU Law Defines Where They Belong (Intersentia, 2016), pp. 11–38.
- ‘The Constitutional Dimension of Public Policy Justifications’, in: Panos Koutrakos/Niamh Nic Shuibhne/Phil Syrpis (eds.): Exceptions from EU Free Movement Law. Derogation, Justification and Proportionality (Bloomsbury/Hart, 2016), pp. 171–89.
- ‘Ambiguities of Personhood, Citizenship, Migration and Fundamental Rights in EU Law’, in: Loïc Azoulai/Ségolène Barbou des Places/Etienne Pataut (eds.): Ideas of the Person and Personhood in European Union Law (Hart, 2016), in print.
- ‘Constitutional Framework and Principles for Interpretation’, in: Kay Hailbronner/Daniel Thym (eds.): EU Immigration and Asylum Law. Commentary, 2nd edition (C.H. Beck/Hart/Nomos, 2016), pp. 1–29 (together with Kay Hailbronner).
- ‘Legal Framework for Entry and Border Controls’, in: ibid., pp. 31–51.
- ‘Legal Framework for EU Immigration Policy’, in: ibid., pp. 271–99.
- ‘Long Term Resident Directive 2003/109/EC’, in: ibid., pp. 427–519.
- ‘Legal Framework for EU Asylum Policy’, in: ibid., pp. 1012–42 (together with Kay Hailbronner).
- ‘Constitutional Foundations of the Judgments on the EEC-Turkey Association Agreement’, in: Daniel Thym/Margarite Zoeteweij-Turhan (eds.): Rights of Third-Country Nationals under EU Association Agreements. Degrees of Free Movement and Citizenship (Brill Nijhoff, 2015), pp. 13–38.
- ‘Introduction: Free Movement between Membership and Partnership’, in: ibid., pp. 1–10 (together with Margarite Zoeteweij-Turhan).
- ‘Residence as de facto Citizenship? Protection of Long-Term Residence under Article 8 ECHR’, in: Ruth Rubio-Marin (ed.): Human Rights and Immigration (OUP, 2014), pp. 106-44.
- ‘Transfer Agreements for Pirates concluded by the EU – a Case Study on the Human Rights Accountability of the European Security and Defence Policy’, in: Panos Koutrakos/Achilles Skordas (eds.): The Law and Practice of Piracy at Sea (Hart, 2014), pp. 167-81.
- ‘Germany’, in: Ulla Neergaard/Catherine Jacqueson/Nina Holst-Christensen (eds.): Union Citizenship: Development, Impact and Challenges. The XXVI FIDE Congress in Copenhagen (DJØF, 2014), pp. 569-86 (together with Christoph Schönberger).
- Hermann-Josef Blanke/Stelio Mangiameli (eds.): Commentary on the Treaty on European Union (Springer, 2013): Article 33 TEU (EU Special Representatives), Article 38 (Political and Security Committee) and Article 42 Abs. 7 (Mutual Defence).
- ‘Towards “Real” Citizenship? The Judicial Construction of Union Citizenship and its Limits’, in: Maurice Adams/Johan Meeusen/Gert Straetmans/Henri de Waele (eds.): Judging Europe’s Judges. The Legitimacy of the Case Law of the European Court of Justice Examined (Hart, 2013), pp. 155-74.
- 'Towards International Migration Governance? The European Contribution', in: Bart Van Vooren/Steven Blockmans/Jan Wouters (eds.): The EU’s Role in Global Governance. The Legal Dimension (OUP, 2013), pp. 289-305.
- ‘Attack or Retreat? Evolving Themes and Strategies of the Judicial Dialogue between the German Constitutional Court and the European Court of Justice’, in: Catherine van de Heyning/Maartje de Visser (eds.): Constitutional Conversations in Europe – Actors, Topics and Procedures (Intersentia, 2012), pp. 235-50.
- ‘The Intergovernmental Branch of the EU’s Foreign Affairs Executive. Reflections on the Political and Security Committee (PSC) in the Age of the Lisbon Treaty’, in: Hermann-Josef Blanke/Stelio Mangiameli (eds.): The European Union after Lisbon. Constitutional Basis, Economic Order and External Action (Springer, 2011), pp. 517-32.
- ‘From Ultra-Vires-Control to Constitutional-Identity-Review: The Lisbon Judgment of the German Constitutional Court’, in: Ingolf Pernice/José María Beneyto (eds.): Europe’s Constitutional Challenges in the Light of the Recent Case Law of National Constitutional Courts. Lisbon and Beyond (Nomos, 2011), pp. 31-44.
- ‘Introduction and Acknowledgments’, in: Daniel Thym/Francis Snyder (Hrsg.): Europe – A Continent of Immigration? Legal Challenges in the Construction of European Migration Policy (Bruylant, 2011), pp. 1-12 (together with Francis Snyder).
- ‘Foreign Affairs’, in: Armin von Bogdandy/Jürgen Bast (eds.): Principles of European Constitutional Law, 2nd edition (Hart, 2009), pp. 309-43.
- ‘Parliamentary Involvement in European International Relations’, in: Marise Cremona/Bruno de Witte (eds.): EU Foreign Relations Law: Constitutional Fundamentals (Hart, 2008), pp. 201-32.
- ‘Interregional Cooperation in Crisis Management: EU support for the AU, ASEAN and other Regional Organisations’, in: Steven Blockmans (ed.): The European Union and International Crisis Management: Legal and Policy Aspects (CUP/T.M.C. Asser, 2008), pp. 277-90.
- ‘Parliamentary Control of EU Decision-Making in Germany: Supportive Federal Scrutiny and Restrictive Regional Action’, in: Olaf Tans/Carla Zoethout/Jan Peters (eds.): National Parliaments and European Democracy. A Bottom-Up Approach to European Constitutionalism (Europa Law Publishing, 2007), pp. 47-72.
- ‘‘United in Diversity’ – The Integration of Enhanced Co-operation into the European Constitutional Order’, in: Philipp Dann/Michał Rynkowski (eds.): The Unity of the European Constitution (Springer, 2006), pp. 357-75.
- ‘Reforming Europe's Common Foreign and Security Policy’, in: Francis Snyder (ed.): L'Union européenne et la governance – The European Union and Governance (Bruylant, 2003), pp. 271-94.
- ‘European Constitutional Theory and the Post-Nice Process’, in: Mads Andenas/John Usher (eds.): The Treaty of Nice and Beyond – Enlargement and Constitutional Reform (Hart, 2003), pp. 147-80.
Editorial Responsibility
- Member of the Editorial Team of the European Law Journal – Review of European Law in Context with primary responsibility for book reviews (since 2006).
- Questioning EU Citizenship. Judges and the Limits of Free Movement and Solidarity in the EU (Bloomsbury/Hart, 2017).
- Special Issue: ‘Searching for Solidarity in the EU Asylum and Border Policies. Constitutional and Operational Dimensions’, Maastricht Journal of European and Comparative Law 24 (2017), Issue 5, together with Evangelia (Lilian) Tsourdi.
- EU Immigration and Asylum Law. Commentary, 2nd edition (C.H. Beck/Hart/Nomos, 2016) together with Kay Hailbronner.
- Rights of Third-Country Nationals under EU Association Agreements. Degrees of Free Movement and Citizenship (Brill Nijhoff, 2015) together with Margarite Zoeteweij-Turhan.
- Europe – A Continent of Immigration? Legal Challenges in the Construction of European Migration Policy. Europe: Un continent d'immigration? Défis légaux juridiques dans la construction de la politique européenne de migration (Bruylant, 2011), together with Francis Snyder.
Case Notes and Book Reviews
- ‘Préserver le respect du droit dans la crise: la Cour de justice, le MES et le Mythe du déclin de la communauté de droit’, Cahiers de droit européen 48 (2012), 733-757 (together with Mattias Wendel).
- ‘Court of Justice of the European Union: Case C-34/09, Gerardo Ruiz Zambrano v. Office national de l’emploi (ONEm), Judgment of 8 March 2011’, Common Market Law Review 48 (2011), 1253–70 (together with Kay Hailbronner).
- Review: Research Handbook on EU Administrative Law (Carol Harlow, Paivi Leino and Giacinto della Cananea)‘, Common Market Law Review 55 (2018), 687-689.
- ‘Review: European Security Law (Edited by Martin Trybus and Nigel White)’, European Law Review 33 (2008), 131-4.
- ‘Review: Principles of European Law (Edited by Armin von Bogdandy and Jürgen Bast)’, Common Market Law Review 44 (2007), 387-9.
- ‘Review: Repräsentation und Kompetenzverteilung (Florian Sander)’, Common Market Law Review 44 (2007), 206-9.
- ‘Review: European Constitutionalism beyond the State (Edited by Joseph H.H. Weiler and Marlene Wind)’, International Journal for Constitutional Law 4 (2006), 174-9.
- ‘Review: Bindung der Mitgliedstaaten an die Gemeinschaftsgrundrechte (Frauke Brosius-Gersdorf)’, Common Market Law Review 43 (2006), 1772-3.
- ‘Review: Europe’s Area of Freedom, Security and Justice (Edited by Neil Walker)’, European Law Review 30 (2005), 444-6.
Varia
- ‘Moving Towards Plan B: the Rejection of Refugees at the Border’, EU Immigration and Asylum Law and Policy of 28 January 2016 (also available in French: ‘Vers un Plan B : refuser l’entrée des réfugiés à la frontière?’).
- ‘Beyond Dublin – Merkel’s Vision of EU Asylum Policy’, EU Immigration and Asylum Law and Policy of 26 October 2015 (also available in French: ‘Au-delà de Dublin – La politique européenne de l’asile selon Merkel’).
- ‘The “Justice” Potential of EU Constitutional Law’, Verfassungsblog 11 June 2015.
- ‘The Missing Link: Direct Effect, CETA/TTIP and Investor-State Dispute Settlement’, Verfassungsblog 4 January 2015 and EULawAnalysis 7 January 2015.
- ‘EU Free Movement as a Legal Construction – not as Social Imagination’, Verfassungsblog 12 November 2014 and EUtopiaLaw 13 November 2014.
- ‘Blending National Autonomy into the EU Charter. A Reply to Leonard F.M. Besselink’, Verfassungsblog 19 August 2014.
- ‘The Solitude of European Law Made in Germany’, Verfassungsblog of 29 May 2014.
- ‘A Spring in the Desert: the German ECJ Reference on the ECB Bond Purchases’, Verfassungsblog of 12 February 2014 and EUtopiaLaw of 13 February 2014.
- ‘Who Controls the Digital Frankenstein? The Future of the Data Retention Directive’, Verfassungsblog of 17 December 2013 (English and German).
- ‘Germany’s Domestic ‘Königstein Quota System’ and EU Asylum Policy’, Verfassungsblog of 11 October 2013 (English and German).
- ‘A Trojan Horse? Challenges to the Primacy of EU Law in the Draft Agreement on Accession to the ECHR’, Verfassungsblog of 11 September 2013 and EUtopiaLaw of 12 September 2013.
- ‘The German Constitutional Court – or: the Emperor’s New Clothes’, EUtopia Law Blog of 17 September 2012 and EJIL talk of 20 September 2012.
- ‘Rescue Package for Fundamental Rights. Comments on a Proposal by Armin von Bogdandy et al.’, Verfassungsblog of 23 February 2012.
- ‘The Evolution of Supranational Differentiation: Assessing Enhanced Cooperation, the Area of Freedom, Security & Justice and the Common Foreign & Security Policy under the Treaties of Nice and Lisbon’, WHI Paper 3/2009.
- ‘The European Constitution – Notes on the National Meeting of German Public Law Assistants’, German Law Journal 6 (2005), 794-803.
- ‘The New Institutional Matrix of European Foreign Policy in the Constitutional Treaty’, WHI Paper 5/2005.
- ‘The Area of Freedom, Security and Justice in the Treaty establishing a Constitution for Europe’, WHI Paper 12/2004.
German Publications
See the overview of all publications, incl. German publications.