New Study Documents the Negative Effects of Teacher Turnover
Researchers Matthew Ronfeldt from the University of Michigan, Susanna Loeb from Stanford, and Jim Wyckoff from the University of Virginia just published a study that by implication calls into question the fire and hire strategy of school improvement. Locally, when Michelle Rhee stated in 2008 that efforts to build a culture focused on improving teaching and learning take to long and cost too much