This book provides the first consideration of quantum principles in legal decision making. It shows how quantum probability theory can be applied to psychology and law to deepen our understanding of psychological and legal issues, suggesting a paradigm shift in the study of these areas.

Bartosz W. Wojciechowski (PhD) is associate professor at the Jagiellonian University in Cracow, Poland; forensic psychologist; and experienced patent attorney and attorney at law. He is author and co-author of several publications on veracity assessment and application of the quantum probability theory to psychology and law.

1. Introduction 2. Basic assumptions of the quantum cognition 3. Contextuality and assessment of guilt 4. Quantum entanglement and judgment on multiple offenses 5. Criminal procedure and quantum Zeno effect 6. Superposition and veracity assessment 7. Suspects' strategies and Bell inequalities