Background Inflammation has emerged as a potentially important factor – and thus putative
pharmacological target – in the pathology of bipolar disorders. However to date no …

The two best predictors of children's educational achievement available from birth are parents’
socioeconomic status (SES) and, recently, children's inherited DNA differences that can …

Background Theoretical models of the development of childhood externalizing disorders
emphasize the role of parents. Empirical studies have not been able to identify specific aspects …

… Ziada Ayorech and Eivind Ystrom conceived of the study. Ziada Ayorech conducted the
analyses and wrote the manuscript. All authors provided critical feedback and helped shape the …

We have previously shown that individual differences in educational achievement are highly
heritable throughout compulsory education. After completing compulsory education at age …

… Ziada Ayorech … Z. Ayorech analyzed the data. E. Krapohl processed and provided the
quality control for the genotype data and created the genomewide polygenic scores. …

The increase in online media use and mental health problems have prompted investigations
into their association, although most literature is focussed on deleterious effects. We …

Background Children with ADHD tend to achieve less than their peers in school. It is unknown
whether schools moderate this association. Nonrandom selection of children into schools …

Background Fundamental questions about the roles of genes, environments, and their interplay
in developmental psychopathology have traditionally been the domain of twin and family …

A child’s environment is thought to be composed of different levels that interact with their
individual genetic propensities. However, studies have not tested this theory comprehensively …