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Seeing Dark Things is written by Roy A. Sorensen and published by . It's available with International Standard Book Number or ISBN identification 0199870276 (ISBN 10) and 9780199870271 (ISBN 13).
Shadows appear to be counterexamples to the causal theory of perception. After all, an absence of light cannot reflect light into our eyes. Roy Sorensen sets out to resolve this anomaly and to show how the causal theory solves a broad range of visual puzzles about dark things.