It also allows for better quality control, said Michael Hoey, director of North East Sales at Penguin Computing.

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Lisa Goldstein, the head of health care bond ratings at Moody's, argues that better quality control can improve hospitals' financial performance.

FORBES

He stresses the need for better quality control.

ECONOMIST: Central European universities

The technology just might make schools better at quality control -- knowing which instructional techniques work and when.

FORBES: Instant feedback in the classroom