Research into active citizenship and the contributions of diaspora reveals multiple patterns of civic and political participation by migrants. Societies experiencing immigration can benefit substantially from these engagements. This policy brief explores how stakeholders may tap into such forms of participation. What can we learn from newcomers about our own society? Can the transnational ties and multi-lingual and multi-cultural competence of migrants benefit others? And could those who have experienced violent conflict and repression play important roles in political action in Europe today?