Participatory democracy strives to create opportunities for all members of a population to make meaningful contributions to decision-making and seeks to broaden the range of people who have access to such opportunities. (Wikipedia: Participatory democracy)
Mix core ideas from survey research with new insights from crowdsourcing. Add a heavy dose of statistics. Stir in a bit of fresh thinking. Enjoy.
livestreams video from the committee debates in Brasilia, and includes a chat window designed to let citizens ask questions, vote on others' questions, and generally chat about the proceedings with other viewers