Pupils are interesting. They dial ate unconsciously, and their dilation can be revealing. They say the eyes are the window to the soul, so how diabetes your pupils are may be like, what the curtains? # Associated with Pupil Dilation - **Darkness** - obviously, less light = more dilated pupils - **Attraction** - both in terms of: - looking at something attractive (e.g. a beautiful person or a delicious food) - *looking* attractive - pictures which have been edited to increase model's pupil size were deemed "more attractive" - **[[Focus]]** and work by [[System 2]] - there is apparently a **very** consistent behavior with respect to effortful thinking and pupil dilation - the harder you're thinking, the more they dilate. - **Drugs** - I believe this is why cops shine light in the eyes of people they suspect to be under the influence **** # More ## Source - self - [[Thinking Fast and Slow]] ## Related -