The Wirtschaftsakademie Fan Page Decision: A Landmark on Joint Controllership – A Challenge for Supervisory Authorities Competences journal article Charlotte Ducuing, Jessica Schroers, Els Kindt European Data Protection Law Review, Volume 4 (2018), Issue 4, Page 547 - 553 Case C-210/16 Wirtschaftsakademie Schleswig-Holstein [2018] ECLI:EU:C:2018:388, Judgment of the Court (Grand Chamber) of 5 June 2018 – Article 16(2) of the Treaty on the Functioning of the European Union [2012] OJ C 326/47 – Article 8(3) of the Charter of Fundamental Rights of the European Union [2012] OJ C 326/391 – Article 2 (b), (d), (e) and (f), Article 4(1), Article 24, Article 28 of Directive 95/46/EC of the European Parliament and of the Council of 24 October 1995 on the protection of individuals with regard to the processing of personal data and on the free movement of such data [1995] OJ L 281/31.