In her inaugural lecture of 9 June 2023 Prof. Dr. Franziska Weber delved into the conundrum of sharing others’ data: By sharing our personal data we also share – directly and indirectly – information about others. In some situations we are aware of this, in others less so. Weber outlines the social problems this entails with a special focus on negative data externalities. She then illustrates data valuation challenges and presents experimental insights which counter the claim that the s...