Test designers should treat the existence of this business as tech cos would treat evidence of a security breach. http://cnnmon.ie/1gqzpFc
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@paulg This has been going on a long time (kaplan et. al). Just part of higher ed's true function of ranking and ordering students.
@rsingel My problem is not with ranking per se so much as the easily hacked ranking algorithms they use.
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@paulg I taught lsat&gre. It's hard to create a non teachable test. Also my bet is 50% of the guys hacks are about confidence.Thanks. Twitter will use this to make your timeline better. UndoUndo
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