John Walker is a visiting Professor at the School of Science and Technology at Nottingham Trent University (NTU) Visiting Professor/Lecturer at the University of Slavonia[to 2015], CTO and Company, Director of CSIRT, Cyber Forensics, and Research at INTEGRAL SECURITY XASSURNCE Ltd. Professor John Walker FMFSoc FBCS FRSA FRSA CITP CISM CRISC ITPC PCCP. He is a Listed Expert Witness, and Advisor to the Forensic Science Society.”]
Source: https://informationsecuritybuzz.com/articles/tell-brain-surgeon/