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Polis Opinion Mapping

Participants write short statements on a question and vote agree, disagree or pass on statements written by others, which are shown to them semi-randomly. An algorithm groups people who vote alike into opinion clusters and finds statements that all clusters agree on, and those that divide them. The results usually feed a live dialogue among stakeholders or decision-makers.

10-20 min per participant over days or weeks40-40000 peopleMediumasyncconsultationconsensusvirtual
When to Use

Use for contested topics with many stakeholders, when you want to find the common ground that exists across camps before people meet.

How It Works

Solves: Public debate rewards the most extreme statements, so people never see how much they actually agree on.

Step-by-Step Instructions
Follow these steps to facilitate this method
  1. 1

    Step 1: Frame one question and write 10-20 seed statements covering different views.

  2. 2

    Step 2: Open the conversation and share the link widely. Participants vote and add their own short statements (10-20 min each, over one to three weeks).

  3. 3

    Step 3: Moderate new statements for duplicates and off-topic content daily (10 min a day).

  4. 4

    Step 4: Read the report: opinion groups, what each group believes, what all groups agree on, what splits them (60 min).

  5. 5

    Step 5: Bring the consensus and divisive statements to a live dialogue to work on next steps (60-120 min).

Facilitator Tips
  • Keep statements short and single-claim. Two ideas in one statement make the votes unreadable.
  • Seed statements from all sides so the first participants have something to react to.
  • Show participants the live visualisation; seeing other clusters often softens positions.
Variations
  • Use inside an organisation before a strategy offsite to find the real fault lines in advance.
Source: The Computational Democracy ProjectLearn more