Danielle Costa Morais

This book constitutes the refereed proceedings of the 5th International Conference on Innovation for Systems Information and Decision, INSID 2026, which took place in Recife, Brazil, during November 17-19, 2026. The 11 full papers were carefully selected from 91 submisisons, covering topical sections like, Problem Structuring Methods, Generative AI, and Organizational Learning, Decision Under Risk, Behavioral Aspects, and Responsible AI, Multiobjective Optimization and Resource Allocation, Decision models to Sustainability, Energy, and Agri-Food.