In this video we’re going to see 15 stunning visual illusions followed by three cognitive biases which we all share.

We’re doing a deep-dive into the inner workings of the human brain - and how it often gets things wrong time and time again.

The ‘Lilac chaser’ was created ‘in-house’.

The Troxlers Fading image is copyright ‘Mysid’ and used under creative commons licence https://creativecommons.org/licenses/...
This image has not been altered in any way.

The spinning woman gif is copyright Nobuyuki Kavahara and is used under creative commons licence https://creativecommons.org/licenses/...
The gif has not been altered in any way. Also may be credited to TillermanJimW.

The ‘Shephard Tables’ are copyright ‘tables’ and the image is used under creative commons licence https://creativecommons.org/licenses/...
Coloured parallelograms have been added to aide the video presentation - but the image itself has not been altered.

The Hermann Grid is in the public domain. Created by Mrmw it has been passed into public domain. https://creativecommons.org/publicdom...

The second ’scintillating grid’ is in the public domain. Created by To Campos1it has been passed into public domain.

The illusory motion image (anomalous motion illusion1) was created by PaulNasca at English wikipedia and has now been passed into public domain.

The black and white ‘cafe wall’ illusion is copyright ‘Fibonacci’ and used under creative commons licence https://creativecommons.org/licenses/...

The lower contrast version of ‘cafe wall’ illusion is copyright ‘Fibonacci, JPxG’ and used under creative commons licence https://creativecommons.org/licenses/...
The image has not been altered.

The photograph of professor Richard Gregory is copyright Steven Battle and is used under creative commons licence https://creativecommons.org/licenses/...
The image has not been altered.

‘The impossible trident’ is in the public domain.

The Kanizsa Triangle image is copyright ‘Fibonacci’ and is used under creative commons licence https://creativecommons.org/licenses/...
It has not been altered in any way.

The ‘checker shadow illusion’ was created by Edward Adelson and vectorised by Pbroks13. It is used under creative commons licence https://creativecommons.org/licenses/...
The image was animated to show tile ‘B’ sliding next to tile ‘A’. I make this footage/image available to the public under the same licence conditions above, pursuant to the conditions of the licence.

The muller - Lyer illusion was created by Fibonacci and is used under creative commons licence https://creativecommons.org/licenses/...
It has not been altered in anyway, however, it was cropped and animated for the purpose of the video production.

The ‘motion blindness’ illusion is copyright / created by Mlechowich and used under creative commons licence https://creativecommons.org/licenses/...

The ‘Ponzo Illusion’ (train tracks) is in the public domain.

The Ebbinghaus illusion is in the public domain.


Image of African countries
Used under creative commons licence https://creativecommons.org/licenses/...
Copyright Martin 23230
This image has not been altered but was animated for the purposes of the video presentation.

The USSR, USA and POLISH flag are in the public domain.

The photograph of Bjorn Borg is in the public domain.

The flag of the United Nations is in the public domain.

The photograph of Mahatma Ghandi is in the public domain.

The picture of the model used to illustrate ‘Linda’ in ‘The Linda Problem’ is used under licence from Shutterstock.com. 'Linda' is a fictional character.

The picture of the Monte Carlo casino is used under licence from Shutterstock.com

Footage of the ‘Feminist march’ is used under enhanced licence from Shutterstock.com
Footage of the ‘Human brain’ is used under enhanced licence from Shutterstock.com
Footage of the ‘Roulette Wheel’ is used under enhanced licence from Shutterstock.com

Research Sources
https://en.wikipedia.org/wiki/Conjunc...
https://en.wikipedia.org/wiki/Represe...
https://en.wikipedia.org/wiki/Gambler...
https://en.wikipedia.org/wiki/Anchori...
https://thedecisionlab.com/biases/anc...
https://www.investopedia.com/terms/g/...