In some cases, however, teachers needed technical assistance from outside facilitators or district staff to make effective use of common planning time. (districtadministration.com)
An outside facilitator presided while members of each department talked about what they'd need to reach this or that goal. (inc.com)
Conversations in the teacher - led groups tended to be just as rich as and, at times, richer than in the groups with an outside facilitator. (ascd.org)