This book constitutes the refereed post-conference proceedings of the 7th International Conference on Social Computing, ICSC 2026, held in Oxford, UK, during September 2–4, 2026.

The 21 full papers included in this book were carefully reviewed and selected from 73 submissions. The papers have been organized in the following topical sections as follows: Social applications of Large Language Models; Applied social computing applications in diverse areas such as health and finance; Digital and Computational Demography; Large-scale social media analytics and intelligence; The Science of (Open) Science and Digital inclusion in the Global South.