"Thrun seems to have 'discovered' that open-access, distance-education students struggle to complete," wrote Martin Weller, a professor of educational technology at the Open University, in Britain. "I don't want to sound churlish here, but hey, the OU has known this for 40 years."
""I think most faculty regard grades as a nuisance," he says. But if professors didn't give them, "students probably wouldn't work as much and wouldn't do homework and wouldn't study for exams," he argues."
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