A few years back, two professors who had previously only taught in face-to-face courses found themselves developing online courses, deprived of their beloved chalkboards. Matt Anderson at San Diego State University and Michael Peshkin at Northwestern University knew they wanted to preserve the immediacy afforded by drawing by hand while lecturing, but turning away from the camera to draw was even more unacceptable than turning away from a live classroom.
Setting out to solve the same problem, they arrived independently at the same solution: a transparent glass board with lighting inside the glass, so that drawing “glows” on the board in front of the instructor. Video could be filmed from the opposite side of the board, so that the instructor always faced the camera. A horizontal flip of the image obviated the need to learn to write backwards.
[ Read the full article at EDUCAUSE Review. ]
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