Mind the perception gap
The same principle behind the “is the dress black and blue or white and gold” can serve your writing well, says mystery author Jane Cleland.
Cleland calls the differing conclusions that we draw the “perception gap,” and she recommends using it to reveal information about your characters (hi, show-don’t-tell!) and to build compelling plots.
Her guide, complete with infographics, is up on Writer’s Digest.