Your brain does its best to piece together the world – but our senses are susceptible to being tricked. For centuries we thought that optical illusions only tricked our visual perception – now we know that the same illusions can trick the touch perception of those who are blind. There’s more to the humble optical illusion than first meets the eye 👀
BrainCraft was created by Vanessa Hill (@nessyhill) and is brought to you by PBS Digital Studios. Talking psychology, neuroscience & why we act the way we do.
Further reading 📓
Bean, C. H. (1938). The blind have” optical illusions.”. Journal of Experimental Psychology, 22(3), 283. http://psycnet.apa.org/journals/xge/22/3/283/
Gentaz, E., & Hatwell, Y. (2004). Geometrical haptic illusions: The role of exploration in the Müller-Lyer, vertical-horizontal, and Delboeuf illusions. Psychonomic Bulletin & Review, 11(1), 31-40. https://link.springer.com/article/10.3758%2FBF03206457?LI=true
Eagleman, D. M. (2001). Visual illusions and neurobiology. Nature reviews. Neuroscience, 2(12), 920. http://eaglemanlab.net/papers/Eagleman.NatureRevNeuro.Illusions.pdf
Heller, M. A., & Gentaz, E. (2013). Psychology of touch and blindness. Psychology press.