Genetic and environmental variation in educational attainment: an individual-based analysis of 28 twin cohorts
Silventoinen K, Jelenkovic A, Sund R, et al. We investigated the heritability of educational attainment and how it differed between birth cohorts and cultural-geographic regions. A classical twin design was applied to pooled data from 28 cohorts representing 16 countries and including 193,518 twins with information on educational attainment at 25 years of age or […]