All It Takes Is One ...

By Anthony Rebora — May 14, 2009 1 min read
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Robert Pondiscio comments on the significance of a new study providing evidence that a single disruptive student can decrease the achievement levels of an entire class:

I have long believed that the time on-task lost to disruption and behavior problems is almost certainly one of the under-discussed root causes of the achievement gap. This study does a great service by confirming what many teachers and parents have intuited for years: disruption matters and has a negative effect on all students.

Clay Burrell draws attention to the policy implications:

The study seems to seriously undermine the validity of any attempt to evaluate (and pay, retain, and promote) teachers based on their class performance on standardized tests.

A version of this news article first appeared in the Blogboard blog.