A "good facilitator" is someone who helps a group of people communicate and work together effectively. They create a friendly and inclusive environment, manage discussions, and make sure everyone is involved and heard. Full definition
With good Facilitators and enthusiastic groups, they made up their own «sound effects» that became part of their routine. (elearningindustry.com)
«With his support, we started our monthly «Coffee with ORPA» training series and we became better facilitators for research activities at Princeton, focused on providing assistance and guidance for our faculty members and research administrators.» (pppl.gov)
ARob may have some infuriating games, but man when that guy is on he's one of the best facilitators in the conference. (sbnation.com)