Joseph Weizenbaum would have been 100 years old on January 8, 2023. This anniversary was a welcome occasion to remember the life, work, and impact of the great computer scientist and public intellectual at the Weizenbaum Institute.  This special issue compiles a series of articles directly or indirectly related to his work. Contributions center on Weizenbaum as an individual and his public role as a progressive intellectual, encompassing contemporary viewpoints on ethics in digital technology.