The General Data Protection Regulation has established a uniform European data protection law. The member states must directly apply European law standards and question their own interpretation criteria. The new major commentary on the GDPR is written by leading European lawyers who have extensively analysed the European and transnational academic discourse. The commentaries take into account the existing approaches to interpretation at national level, place them in a European legal environment and thus impress with new arguments that also offer new possibilities in contentious proceedings. The advantages at a glance New European law argumentation patterns for national interpretation and application practice European law classification of the Member States' scope for action, especially the scope of application of the GDPR Focus on current topics: International data transfer and data processing, also in cloud computing Right to be forgotten OneStopShop Sanctions and supervisory measures Profiling Pseudonymisation and anonymisation Consent and other authorisations for personal data processing by companies Data protection audit and certification With contributions by Jan Philipp Albrecht - Marco Almada - Jens Ambrock - Sebastian Bretthauer - Laura Carmichael - Emma Cradock - Alexander Dix - Stefan Drewes - Jos Dumortier - Domingos Farinho - Pieter Gryffroy - Paul De Hert - Gerrit Hornung - András Jóri - Irene Kamara - Moritz Karg - Juliano Maranhão - Hans-W. Micklitz - Evangelia Papadaki - Vagelis Papakonstantinou - Cristina Pauner Chulvi - Artemi Rallo Lombarte - Judith Rauhofer - Philipp Richter - Alexander Roßnagel - Giovanni Sartor - Burkhard Schafer - Peter Schantz - Stephanie Schiedermair - Achim Seifert - Spiros Simitis - Eva Souhrada-Kirchmayer - Indra Spiecker genannt Döhmann - Sophie Stalla-Bourdillon - Olivia Tambou - Niko Tsakalakis - Jorge Viguri Cordero