Despite historical emphasis on "specific" learning disabilities (SLDs), academic skills are strongly correlated across the curriculum. Thus, one can ask how specific SLDs truly are. To answer this question, we used bifactor models to identify variance shared across academic domains (academic "g"), as well as variance unique to…

In this study, we identified child- and family-level characteristics most strongly associated with clinical identification of language disorder for preschool-aged children. We used machine learning to identify variables that best classified children receiving therapy for language disorder among a sample of 483 3- to 5-year-old children (54%…

Attention-deficit/hyperactivity disorder (ADHD) is characterized by high levels of inattention, hyperactivity, and impulsivity; however, these symptoms can result from a variety of reasons. To obtain a comprehensive understanding of the various difficulties of individuals with ADHD, especially when co-occurrence difficulties are present, it is…

A case study of the speech evaluation of a three-year-old illustrates the effectiveness of a technique for structured assessment of preschoolers who demonstrate anxiety or reluctance to interact. The technique capitalizes on preschoolers' preexistent relationship with television, using video equipment to establish clinical rapport and conduct…

Research relating to drug effects on academic attainment in children with pronounced learning problems is reviewed. Laboratory studies on the use of stimulants, antidepressants, and antipsychotics are surveyed. Problems with diagnosis are considered and the relationship of drugs and learning disabilities is discussed. (PHR)

Research is reviewed on the relationship of allergies including sensitivity to artificial food coloring to learning and behavior disabilities. (CL)