Deliberation
From civicintelligence
"Deliberation works towards the reconciliation of shared problems in a conscious way that is viewed as legitimate by all parties involved." References: Schuler, D. (2011). Deliberation that Matters: Realizing the Potential for Civic Intelligence. Transparency, of course, is key to legitimacy.
Formal discussion between all parties involved to make careful consideration of any issues before making a decision.