Welcome to the Science Fiction Motif Index, a small repository of concepts from science fiction and their history. Explore the development of robots, carbon fiber, and alien encounters as told through stories of different time periods. Find the influences and predecessors of your favorite stories, or other stories that explore the same concepts.
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Works
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Motifs
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Creators
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Examples
A narrative foil that is a duplicate of one's self: a clone, person from another universe, a digital copy, a robot, or any other concept. Usually starts identical, then diverges, in a contrast of nature vs. nurture, i.e. inherent character vs. choices and ideology.