It’s not unusual to read that a new study has failed to replicate — or has even reversed — the findings of an earlier study. The effect can be disconcerting, particularly when medical research announces that what was supposed to be good for us turns out to be dangerous, or vice versa.
Qualifications and reversals also . . . (Read More)
Getting Rid of Grades: Case Studies
Given that most schools still send home report cards with letter or number grades, and most teachers still put these letters or numbers on students’ individual assignments, you would never guess that most studies of the effects of grades find that they’re destructive in multiple ways.
For nearly a century, in fact, educators have been pointing . . . (Read More)
More Evidence That Incentives Fail
Punished by Rewards is surely the only book from which excerpts were simultaneously published in Parents magazine and the Harvard Business Review – evidence of how pervasive is our culture’s embrace of pop-behaviorism. In the family, the workplace, and the classroom, more-powerful people try to control less-powerful people by dangling some sort of reward in front of them if . . . (Read More)