Not exact matches
Following a three - year study that involved about 3,000 teachers, analysts said the most accurate measure of a teacher's
effectiveness was a combination of
classroom observations by at least two evaluators, along with student scores counting for
between 33 percent and 50 percent of the overall evaluation.
In fact, Vigdor explains, «the available evidence suggests that the connection
between credentials and teaching
effectiveness is very weak at best, and the connection
between additional years of experience and teaching
effectiveness, while substantial in the first few years in the
classroom, attenuates over time.»
In other words, despite the fact that TES evaluators tended to assign relatively high scores on average, there is a fair amount of variation from teacher to teacher that we can use to examine the relationship
between TES ratings and
classroom effectiveness.
But the available evidence suggests that the connection
between credentials and teaching
effectiveness is very weak at best, and the connection
between additional years of experience and teaching
effectiveness, while substantial in the first few years in the
classroom, attenuates over time.
Contrast this information with what we know about the relationship
between credentials and
classroom effectiveness, as measured by student test - score gains.
There has been a long history of debate
between the
effectiveness of
classroom - based training versus the ease of use of self - paced eLearning.
The Brown Center's talented research analyst Katharine Lindquist helped me calculate value - added measures of teacher
effectiveness for 2,272 4th - and 5th - grade new teachers in North Carolina who entered the
classroom between 1999 - 2000 and 2002 - 03, and tracked them for the first five years of their careers.
* The value - added model that the MET project employs, while common in the literature, is also not designed to address how the distribution of teacher effects varies
between high - and low - performing
classrooms (e.g., teachers of ELL classes are assumed to be of the same average
effectiveness as teachers of gifted / talented classes).
To investigate the relationship
between school
effectiveness and
classroom instruction, we initially conducted a multivariate analysis of variance (MANOVA) with the school
effectiveness rating serving as the independent variable and eight teacher variables serving as outcome measures (see Table 11).
[17] We illustrate this in Figure 2, which shows the relationship
between teachers» future
classroom effectiveness (at the elementary level) as measured by value - added and their initial performance on licensure tests.
But experience doesn't always equal quality: A 2006 study by The Hamilton Project shows that, after year three there is almost no correlation
between time in the
classroom and teacher
effectiveness.
Despite evidence of a correlation
between beliefs regarding the
effectiveness of technology and its implementation, believing in technology does not guarantee its use in
classrooms.