News & Research
Is NCLB working?
Merit pay study in Nashville finds no benefits (September 21, 2010)
The first scientific study of pay-for-performance ever conducted in the United States found that paying teachers bonuses does not raise student test scores.
Value-added scores for teachers swing wide in New York City (Sept. 16, 2010)
"Value-added" scores for New York City teachers are subject to wide swings, a study reveals. For example, 31 percent of English teachers in the bottom 20 percent for 2007 jumped to the top 40 percent the next year.Leading scholars pan “value-added” scores (August 27, 2010)
A panel of America’s top researchers revealed that teachers’ value-added results swing wildly from year to year. They also found other evidence that “VAM” is not a fair or accurate way to judge teachers.
Two years into a study of a plan that awards bonuses for raising student test scores, researchers find no effect on either scores or teacher retention.
The researchers found 37 percent of charter schools perform worse on test scores than traditional public schools, 46 percent do about the same, and 17 percent do better.