Very happy about this edited volume that brings together so many international perspectives on surveillance and data retention. Warm thanks go to the whole team of @verfassungsblog.de, as well as my esteemed co-editors Jakob Wischhoff and @erik.d-64.social Erik Tuchtfeld.

Very happy about this contribution by Aziz Huq and Valentina Lana as part of our symposium Eyes Everywhere. Watch out for the book in the making. Thank you Erik Tuchtfeld @erik.d-64.social and Jakob Wischhoff for co-editing!