Which assessment is commonly used for evaluating written expression in individuals suspected of dyslexia?

The Test of Written Language, Fourth Edition, is specifically designed to assess written expression, making it particularly relevant for individuals suspected of dyslexia. This assessment focuses on various aspects of writing, including composition, spelling, and overall written communication skills.

The importance of using this specific test lies in its targeted evaluation of the skills necessary for effective written expression. Written expression is a key area where individuals with dyslexia may face challenges, and this assessment provides insights into their particular strengths and weaknesses in this area.

Other assessments listed, while useful for broader academic evaluations, do not focus specifically on written expression. The Woodcock-Johnson III Test of Achievement and the Wechsler Individual Achievement Test are comprehensive assessments that cover multiple domains of learning but may not delve deeply into the specific mechanics of writing. The Conners' Rating Scale, on the other hand, is primarily used for behavioral assessment and does not evaluate written expression at all. Thus, the Test of Written Language, Fourth Edition stands out as the most appropriate choice for evaluating the writing difficulties often associated with dyslexia.