One answer to soaring college enrollment and the surging cost of professors is to put the prof in front of a television camera and simultaneously pipe him into numerous classrooms. Better yet, just record his performance on videotape, use it repeatedly, and free the teacher to do something elsepossibly even to talk with students. Today more and more colleges are finding that not only is a taped professor as informative as a live one, but he seldom turns sour and never grows weary of talking.
The use of televised lectures and demonstrations, either live or on tape, has firmly established...
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