Strephosymbolia was
Samuel Orton Samuel Torrey Orton (October 15, 1879 – November 17, 1948) was an United States of America, American physician who pioneered the study of Learning disability, learning disabilities. He examined the causes and treatment of dyslexia.
Career
Ort ...
's theory of
dyslexia
Dyslexia, also known until the 1960s as word blindness, is a disorder characterized by reading below the expected level for one's age. Different people are affected to different degrees. Problems may include difficulties in spelling words, r ...
which he first published in 1925. The root ''strepho'' is
Ancient Greek
Ancient Greek includes the forms of the Greek language used in ancient Greece and the ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Dark Ages (), the Archaic peri ...
for "twisted" or "reversed" and he used this in preference to the phrase "word blindness", which he thought inaccurate as the difficulty was not that those with strephosymbolia could not see the words but that they had difficulty comprehending them. As he developed his theory, he attributed the difficulty to an imperfect dominance of the
hemisphere of the brain which processed the symbols when reading, being confused by a residual but reversed equivalent in the other hemisphere.
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See also
* Alexia (acquired dyslexia)
* Auditory processing disorder
Auditory processing disorder (APD), rarely known as King-Kopetzky syndrome or auditory disability with normal hearing (ADN), is a neurodevelopmental disorder affecting the way the brain processes auditory information. Individuals with APD usually ...
* Developmental dyslexia
Dyslexia, also known until the 1960s as word blindness, is a disorder characterized by reading below the expected level for one's age. Different people are affected to different degrees. Problems may include difficulties in spelling words, r ...
* Educational psychology
Educational psychology is the branch of psychology concerned with the scientific study of human learning. The study of learning processes, from both cognitive and behavioral perspectives, allows researchers to understand individual differences i ...
* Illiteracy
Literacy in its broadest sense describes "particular ways of thinking about and doing reading and writing" with the purpose of understanding or expressing thoughts or ideas in written form in some specific context of use. In other words, huma ...
* Learning disability
Learning disability, learning disorder, or learning difficulty (British English) is a condition in the brain that causes difficulties comprehending or processing information and can be caused by several different factors. Given the "difficult ...
* List of notable people diagnosed with dyslexia
* Learning to read
Reading is the process of taking in the sense or meaning of letters, symbols, etc., especially by sight or touch.
For educators and researchers, reading is a multifaceted process involving such areas as word recognition, orthography (spelling) ...
* Scotopic sensitivity syndrome
Irlen syndrome, occasionally referred to as scotopic sensitivity syndrome (SSS) or Meares–Irlen syndrome, is a postulated disorder of vision or image-processing in the brain. Irlen syndrome is also sometimes referred to as asfedia or visual ...
References
{{Dyslexia
Dyslexia
Special education
Neurological disorders