We lose too many of the best teachers: Contrary to popular belief,
overall teacher turnover is modest compared with other professions.
Not exact matches
Overall, we find that high - poverty schools appear to improve as a result of
teacher turnover, though as in all schools, not all
turnover is the same.
From 1987 to 2012, the
turnover rate for this group rose from 6.6 to 11.4 percent, compared to the
overall change for all
teachers from 5.6 to 7.7 percent.
In high - poverty schools, we estimate that the
overall effect of all
teacher turnover on student achievement is 0.08 of a standard deviation in math and 0.05 of a standard deviation in reading.
We find that the
overall effect of
teacher turnover in DCPS at worst had no adverse effect on student achievement and, under reasonable assumptions, improved it.
Children in high -
turnover schools did worse even if their own classroom
teacher was not new, and even if
overall teacher quality at the school remained constant.
In the end, Adnot et al. (2016) do conclude that they found «that the
overall effect of
teacher turnover in DCPS conservatively had no effect on achievement and, under reasonable assumptions, improved achievement.»
Did they also actually find,
overall, that «high - poverty schools actually improve as a result of
teacher turnover?»
The agreement also includes a number of other reform - minded components directed at the targeted schools, with the aim of retaining
teachers in schools that traditionally have high
teacher turnover to improve the
overall growth and success on those campuses.
Out of the 95,028
teachers employed, 13,616
teachers left their districts, resulting in an
overall state
turnover rate of about 14 percent, or about one out of every seven
teachers.
Even when a student's own
teacher did not leave, the churn of
teacher turnover negatively impacted
overall achievement across the school.
While staff
turnover was much higher for charter
teachers overall, elementary charter
teachers under the age of 30 were less likely to move than their counterparts in traditional elementary schools in Los Angeles.
Han examined national
teacher turnover data and found that while school districts with strong unions have lower
overall turnover, they also dismiss more underperforming
teachers.