Kees GROENENDIJK is emeritus Professor of Sociology of Law at the University of Nijmegen (The Netherlands), Chairman of its Centre for Migration Law (www.www.ru.nl/law/cmr), and Chairman of the Standing Committee of Experts on international immigration, refugee and criminal law (Meijers Committee).
He wrote a Ph.D on defending group rights in civil courts (1981), was Dean of the Faculty of Law (1993-1995), and was one of the founding editors of Rechtspraak Vreemdelingenrecht, a yearbook on Dutch and international case-law on immigration, refugees and race relations (1975-1992). Since 1992 he is member of the Network of Experts on Free Movement of Workers.

His main research interests are: the social and legal status of immigrants, immigration and race relations legislation and policies, legal integration of immigrants and nationality law.
Languages: Dutch, English, French, German and Russian. 

His non-Dutch publications include: 

• Temporary employment of migrants in Europe, Nijmegen 1995
• Die Eedeutung der Assoziation EWG-Türkei für türkische Arbeitnehmer in den Niederlanden: Wie "soft law" zu harten Gesetz gemacht wird, in: H. Lichtenberg u.a. (Hersg.), Gastarbeiter - Einwanderer - Bürger? Die Rechtsstellung der türkischen Arbeitnehmer in der Europäischen Union, Baden-Baden 1996 (Nomos), p. 101-132
• Regulating ethnic migration: the case of the Aussiedler, New Community 1997, p.461-482
• Security of residence of long-term migrants, A comparative study of law and practice in European countries, Straatsburg 1998 (Council of Europe) (with E. Guild en H. Dogan
• Immigration, migrants and naturalization in the Netherlands 1945-1997, in: R. Hansen and P. Weil (ed.), Towards a European Nationality, Citizenship, Immigration and Nationality Law in the EU, London 2001 (Palgrave) (with E. Heijs)
• The Legal Status of Third Country Nationals who are Long Term Residents in a Member State of the European Union, Brussel 2001 (European Commission) (with E. Guild en R. Barzilay)
• Western Europe and its Islam, Leiden-Boston-Köln 2002 (with J. Rath, R. Penninx and A. Meyer)
• New borders behind old ones: Post-Schengen controls behind the internal borders and inside the Netherlands and Germany, in: K. Groenendijk, E. Guild and P. Minderhoud (ed.), In Search of Europe's Borders, The Hague 2003 (Kluwer Law International)
• Reinstatement of Controls at the Internal Borders of Europe: Why and Against Whom? European Law Journal (10) 2004, p. 150-170.)
• Legal concepts of integration in EU migration law, European Journal of Migration and Law (6) 2004, p. 111-126)
• Access of Third-Country Nationals to Employment under the New EC Migration Law, in: F. Julien-Laferrière, H. Labayle and O. Edström (eds.), The European Immigration and Asylum Policy: Critical Assessment Five Years After the Amsterdam Treaty, Brussels 2005 (Bruylant) (ISBN 2-8027-2082-1), p. 141-174.)
• Citizens and Third-Country Nationals: Differential Treatment or Discrimination? in: J.Y. Carlier en E. Guild (red.), The Future of Free Movement of Persons in the EU, Brussels 2006 (Bruylant) (ISBN 2-8027-2231-X) p. 79-101)
• Family Reunification as a Right under Community Law, European Journal of Migration and Law (8) 2006, p. 215-230)
• Die Neue Integrationspolitik (NIP) in den Niederlanden seit 2002, in: U. Davy und A. Weber (Hrsg.), Paradigmenwechsel in Einwanderungsfragen? Überlegungen zum neuen Zuwanderungsgesetz, Baden-Baden 2006 (Nomos Verlag), p. 125-141)
• Familienzusammenführung als Recht nach Gemeinschaftsrecht, Zeitschrift für Ausländerrecht und Ausländerpolitik 2006, p. 191-198.)
• Acquisition and Loss of Nationality, Vol. I: Comparative Analysis, Politics and Trends in 15 European Countries and Vol. II: Country Analyses, Amsterdam 2006, (Amsterdam University Press) (with R. Bauböck, E. Ersbøll, and H. Waldrauch))
• The legal integration of potential citizens: Denizens in the EU in the final years before the implementation of the 2003 Directive on long-term resident third country nationals, in: R. Bauböck, E. Ersbøll, K. Groenendijk en H. Waldrauch, Acquisition and Loss of Nationality, Vol. I: Comparative Analysis, Politics and Trends in 15 European Countries, Amsterdam 2006, (Amsterdam University Press) p. 385-410.)
• Multiple Nationality: The Practice of Germany and the Netherlands, in: R.Cholewinski, R. Perruchoud en E. Macdonald (eds.), International Migration: Developing Paradigms and Key Challenges, The Hague 2007 (Asser Press/IOM), p. 87-106 (with B. de Hart).)
• The Family Reunification Directive in EU Member States, The First Year of Implementation, Nijmegen 2007 (CMR/Wolf) (with others))
• Long-Term Residence Directive, Denizenship and Integration, in: A. Baldaccini, E. Guild and H. Toner (eds.), Whose Freedom, Security and Justice, EU Immigration and Asylum Law, Oxford 2007 (Hart), p. 429-450.)
• Europarechtliche Vorgaben für das Recht auf Familien einheit, in: K. Barwig, u.a. (Hrsg.), Perspektivwechsel im Ausländerrecht? 20 Jahre Hohenheimer Tage zum Ausländerrecht, Baden-Baden 2007 (Nomos), p. 177-191)
• La nouvelle politique d'intégration (NPI) aux Pays-Bas depuis 2002, Cultures et Conflits no. 69, printemps 2008, p. 113-129)
• Forty Years Free Movement of Workers: Has It Been A Success and Why?, in: P. Minderhoud and N. Trimikliniotis (ed.), Rethinking the free movement of workers, Nijmegen 2009 (CMR/Wolf), p. 11-24)
• Local Voting Rights for Non-Nationals in Europe: What We Know and What we Need to Learn, in: D.G. Papademetriou a.o. (eds.), Models of Success: How the State and Civil Society Can Work Together to Integrate Immigrants, Athens 2009 (IMEPO), p. 108-127)
• Understanding the Contest of Community: Illiberal practices in the EU?, in E. Guild, K. Groenendijk en S. Carrera (eds.), Illiberal Liberal States, Citizenship and Integration in the EU, Aldershot 2009 (Ashgate), p. 1-25 (with E. Guild en S. Carrera)