2017-06-01

[public] 51.3K views, 2.52K likes, 25.0 dislikes audio only

BrainCraft

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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 👀

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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.

https://books.google.com/books?id=hW1EAQAAQBAJ&dq=Psychology+of+Touch+and+Blindness&lr=&source=gbs_navlinks_s

Images 🌀

https://en.wikipedia.org/wiki/File:Zollner_illusion.svg

https://commons.wikimedia.org/wiki/File:Poggendorff_illusion.svg

https://commons.wikimedia.org/wiki/File:M%C3%BCller-Lyer_illusion.svg

https://upload.wikimedia.org/wikipedia/commons/0/02/Ponzo_illusion.gif