This dissertation is composed of two manuscripts that study the early development of infants at an elevated likelihood of an autism spectrum disorder diagnosis (EL-ASD). In the first manuscript, the language profiles (i.e., receptive dominant, expressive dominant, balanced) and the predictors of the language profiles are examined in infants at…

In order to truly meet the unique learning needs of young children with blindness and visual impairment (BVI), it is critical to accurately define the population to create and implement quality and responsive support services. The current analysis utilized existing data gathered from the Babies Count database to examine the defining…

Over the past two decades reported rates of autism have steadily risen. The current incidence is 1 in 68 children. While autism can be reliably diagnosed at 18 months in most children with the condition, specialized autism treatment rarely begins before a child's third or fourth birthday. As screening and diagnosis procedures improve so does the…

Expectant parents often unknowingly assume that they will give birth to a healthy child without complications. The postnatal diagnosis of a disability such as Down syndrome is often a stressful, unexpected, and surprising event (Gilmore & Cuskelly, 2012; Shur, Marion, & Gross, 2006). Down syndrome is the most common birth defect diagnosed…