1. The document discusses the transition towards a "knowledge democracy" driven by changes in science, media, and democracy.
2. A knowledge democracy is characterized by emerging participatory and bottom-up forms of democracy, transdisciplinary science, and social media that enable mass self-communication.
3. This transition is creating tensions between traditional top-down forms of media, science, and representative democracy with their emerging bottom-up counterparts. Knowledge democracy aims to overcome these tensions through co-creation between citizens, scientists, and policymakers.