Thomas Walmann has a background as an experimental physicist with a PhD in statistical physics. After finishing his PhD, he undertook cross-disciplinary research in the oil and gas industry, geology, biophysics, aluminum processing, as well as other fields in academia for 10 years. About 15 years ago, he joined the Norwegian police as head of digital forensics and ICT operations at ØKOKRIM - the economic and environmental crime agency in Norway. There he has participated in most operations and development of the evidence handling infrastructure for large criminal cases – the ridiculously large cases - with more than 100 million real documents.