Welcome to\xa0Light\xa0On\xa0Light\xa0Through, Episode 93,\xa0in which\xa0I\xa0explore how Marshall McLuhan's "tetrad" or four laws of media, first publicly propounded in the mid-late 1970s, can explain the "selfie" which didn't exist until a few years ago and is so vividly in evidence today.
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\nThis is the photograph which instigated this train of thought - thanks to Ian Bogost for pushing it out of the station.
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\nYou might also enjoy this podcast episode:\xa0Marshall McLuhan and the Kindle. \xa0See also Tetrad on Eyeglasses Fliiping into Google Glass\xa0and Photography Flips into Snapchat.
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more about McLuhan
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