Universal eye problem leads to better vision

'Crowding,' the phenomenon when people are less able to differentiate letters if they are surrounded by other letters, actually leads to better vision. This is the conclusion of Dr Frans Cornelissen, who together with Dr Ronald van den Berg and Prof. Jos Roerdink is the first to succeed in explaining crowding with a mathematical model. 'At this moment in time our model is mainly interesting in a fundamental sense,' says Cornelissen. 'In the long term, however, it may acquire practical applications, for example when designing learning material for children with dyslexia'...

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