Data Heroes: Open Data and Open Thinking for Change! is a youth participation activity that aims to accompany and train, through a non-formal education process, a group of young people to become active using Open Data to -produce knowledge on social and environmental phenomena that appear increasingly complex - imagine answers to social problems; - produce correct information and counter fake news and disinformation; - to monitor public investments and contracts, understand their impact on the territory and prevent corruption and thus help to promote new forms of active youth participation.