First, we found relatively small changes in proximity between pairs of instructional staff members from year to year. (educationnext.org)
This proved to be an effective strategy for Springfield, Mass., when the state classified the district as «underperforming» in 2010 and ordered it to replace all principals and instructional staff members who had served two or more years in its 10 lowest performing schools. (wallacefoundation.org)
Then we calculated two measures of physical proximity: the walking distance, in feet, between every instructional staff member in the building; and the overlap of individuals» «functional zones,» or areas of a building they are likely to visit. (educationnext.org)