This book constitutes the refereed proceedings of the 7th International Workshop on Human Behavior Understanding, HBU 2016, held in Amsterdam, The Netherlands, in October 2016.

The 10 full papers were carefully reviewed and selected from 17 initial submissions. They are organized in topical sections named: behavior analysis during play; daily behaviors; gesture and movement analysis; and vision based applications.

The 18th European Advanced Course on AI (ACAI) took place in Berlin on 11-15 October 2021, organized by the European project Humane-AI Net in collaboration with the European AI Association (EURAI). The school included tutorials on different topics, which were selected through an open call to top European AI researchers. In addition, the school also included 4 invited talks, a student poster presentation, and a mentorship program.This volume contains 21 tutorial chapters organized according to the following themes: human-centered AI; human-centered machine learning; explainable AI; ethics,...