Thematic Report (Personal Data): A judgment handed down by the Grand Chamber of the European Court of Justice on March 9, 2010 insists on the necessary independence of the authorities in charge of data privacy protection in German Länder, with regards to the application of the European Directive 95/46/EC 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" (Data Protection Directive)