This book contains the proceedings of the 19th International Conference on Social, Cultural, and Behavioral Modeling, SBP-BRiMS 2026, which took place in Pittsburgh, PA, USA, during October 12-14, 2026.
The 24 papers presented in this volume were carefully reviewed and selected from 54 submissions. They are divided into the following themes: Modeling Agents and Behaviors; Large Language Models and Network Modeling; Social Media, Narratives, and Identity.