Practitioner time. If media time (see previous post) often looks like speeded-up Chaplinesque frames from 1920s films, then think of practitioner time as slow motion. One example should suffice.
As computers spilled into schools during the 1980s, news media carried stories of an imminent revolution in teaching and learning. Districts bought machines like popcorn, placing them in classrooms and labs.
In schools saturated with computers, some teachers were using machines for lessons a few hours a week. Even after media predictions of an impending revolution in teaching and learning,…
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