. 2018 May 17;9(3):2041669518771716. doi: 10.1177/2041669518771716
© The Author(s) 2018
Creative Commons CC-BY: This article is distributed under the terms of the Creative Commons Attribution 4.0 License (http://www.creativecommons.org/licenses/by/4.0/) which permits any use, reproduction and distribution of the work without further permission provided the original work is attributed as specified on the SAGE and Open Access pages (https://us.sagepub.com/en-us/nam/open-access-at-sage).
Figure 1.
The brightness illusion (left) and its control image (right).