The aim of the present study is to present the process of Decision Making, as a psychological process, using the power of Information in order to design Military Information Support Operation (MISO) – until recently called Psychological Operations (PSYOP), from a mathematical point of view. This study provides the step-by-step set of operations of Decision Making, (PSYOP) and (MISO) to be performed. Designing, organizing and interpreting PSYOP and MISO will be more effective according to that way of reasoning.
Keywords: Decision Making; Military Information Support Operation (MISO); Psychological Operation (PSYOP)