The Crowding Effect: Importance in reading readiness and its assessment

The Crowding Effect: Importance in reading readiness and its assessment

What is the crowding effect? People with amblyopia experience the crowding effect, which is described as difficulty reading a letter when it is surrounded by other letters or contours. For this reason, when testing visual acuity in amblyopes, you may measure a better visual acuity using isolated letters than if you use a single line or the entire chart. When reading a row of letters, amblyopes can usually also read the first and last letters more easily than the middle letters. The crowding effect is more pronounced in strabismic amblyopes than anisometropic amblyopes.…Read more …
Delayed Visual Development: Development of Vision and Visual Delays

Delayed Visual Development: Development of Vision and Visual Delays

The ophthalmology community doesn't have the best track record in treating strabismus or visual delays but if one of their sources┬ácome up with useful and undogmatic diagnostic information, I gladly share it. This is such an instance. https://www.aao.org/pediatric-center-detail/delayed-visual-development-development-of-vision-v   I summarized some useful insights from this article on early visual milestones I summarized here: "1. (birth) Delay in eye contact: Delays in visual communication can be noticed as failing eye contact in newborn infants. Delay in development of eye contact is usually caused by weak or no accommodation or high hyperopia (FARSIGHTEDNESS), which…Read more …
E-book version of ‘Applied Concepts in Vision Therapy’

E-book version of ‘Applied Concepts in Vision Therapy’

As you might have noticed lately, I've been studying and sharing many interesting passages from the book 'Applied Concepts in Vision Therapy' by Leonard Press. It's pretty darn awesome but it took me a long time before I was able to start reading it. I ordered the physical copy from OEPF years ago and only recently found a way to turn a book into an audio file: I scanned the book, had a program run text recognition on the images and then turned the text into an audio file. This cumbersome process allowed…Read more …