This book focuses on foreign policy decision-making from the viewpoint of psychology. Psychology is always present in human decision-making, constituted by its structural determinants but also playing its own agency-level constitutive and causal roles, and therefore it should be taken into account in any analysis of foreign policy decisions. The book analyses a wide variety of prominent psychological approaches, such as bounded rationality, prospect theory, belief systems, cognitive biases, emotions, personality theories and trust to the study of foreign policy, identifying their...