It may be helpful to think of dyslexia as an information processing difficulty. Dyslexia is a complex learning difficulty because of the number of characteristics associated with it, such as lack of phonological awareness, poor short-term memory or confusion about left and right.
Characteristics vary from individual to individual.
The effects of dyslexia can be alleviated by early recognition and skilled specialist teaching. While there is no clear inheritance pattern, it is usually familial in incidence. A gene which may be responsible for dyslexia has been identified. Information and advice Assessments by Educational Psychologists that can verify if an individual is dyslexic and clarify specific difficulties and requirements. Assessments are available through the DI's Centres in England, Scotland and Wales.