10.6084/m9.figshare.12750995.v1 Sara Hart Sara Hart Callie Little Callie Little Elsje van Bergen Elsje van Bergen Direct Environmental Tranmission figshare 2020 genetic confounding environmental transmission Developmental and Educational Psychology 2020-08-01 17:28:51 Figure https://figshare.com/articles/figure/Direct_Environmental_Tranmission/12750995 <i> A</i>n example of a direct environmental transmission effect. Number of books in the home is thought to be an environmental causal effect on children’s reading ability.