Young People as Engaged Citizens: A Difficult Challenge Between Disillusionments and Hopes.- Experiments on the Reaction of Citizens to New Voting Rules: A Survey.- Egalitarianism vs. Utilitarianism in Preferential Voting.- Knowledge Management for Democratic Governance of Socio-Technical Systems.- The Problematic Relationship between Trust and Democracy; Its Crisis and Web Dangers and Promises.- Democratic Process and Digital Platforms: An Engineering Perspective. sakriti opis