List of Figures.- Acknowledgements.- Notes on Contributors.- Introduction to Big Data Challenges.- Part One - Between Mathematics and Philosophy.- Man vs Machine: The Battle for the Soul of Data Science.- The Network-Effect on Ethics in the Big Data Age.- Security Networks and Human Autonomy - a Philosophical Investigation.- Is There a Press Release on That? The Challenges and Opportunities of Big Data for News-Media.- Part Two - Implications for Security.- Sustainable Innovation: Placing Ethics at the Core of Security in a Big Data Age.- Needles in Haystacks: Law, Capability, Ethics and Proportionality in Big-Data Intelligence-Gathering.- Countering and Understanding Terrorism, Extremism and Radicalisation in a Big Data Age.- Enhancing Intelligence-Led Policing: Law Enforcement's Big Data Revolution.- Sociotechnical Imaginaries of Big Data: Commercial Satellite Imagery and its Promise of Speed and Transparency.- Using Big Data to Achieve Food Security.- Index.