“…Despite widespread acceptance of the Home Literacy Model, two recent studies drew on behavioral genetics literature to suggest that the relationship between HLE and children's literacy skills might not represent a “true” effect of environment via cultural transmission, but a masked genetic effect (van Bergen, van Zuijen, Bishop, & de Jong, ; Puglisi, Hulme, Hamilton, & Snowling, ). They argued that parent's word reading skills represented an overall “familial effect”; in effect, a combined influence wherein parents transmitted both genetic predispositions to literacy skills and an environment that encouraged their development.…”