The developmental origins of genetic factors influencing language and literacy: Associations with early-childhood vocabulary.
Ellen VerhoefChin Yang ShaplandSimon E FisherPhilip S DaleBeate St PourcainPublished in: Journal of child psychology and psychiatry, and allied disciplines (2020)
Genetic factors contributing to many complex skills during mid-childhood and early adolescence, including literacy, verbal cognition and nonverbal cognition, originate developmentally in early-childhood and are captured by receptive vocabulary. This suggests developmental genetic stability and overarching aetiological mechanisms.