Jeanette Taylor|Christopher Schatschneider
Genetic Influence on Literacy Constructs in Kindergarten and First Grade: Evidence from a Diverse Twin Sample
Florida State University|Florida State University
historically twin research reading conducted older children generalizability results across racialethnicsocioeconomic groups unclear address gaps early literacy skills examined among 1401 twin pairs kindergarten 1285 twin pairs first grade ages 57 multigroup analysis conducted separately subsamples defined neighborhood income controlling raceethnicity within grade substantial additive genetic shared environmental effects found early literacy skills measured kindergarten first grade variance early reading associated large additive genetic effects middle high neighborhood income twins shared environmental influence substantial low neighborhood income twins results suggest etiological architecture early literacy skills may differ across economic contexts