This cohort study determines whether the developmental processes that predispose to schizophrenia are better reflected by the observed cognitive performance in adolescence or the deviation of that performance from an individual’s familial cognitive aptitude.
This international cohort study assesses the effects of the 16p11.2 duplication on cognitive, behavioral, medical, and anthropometric traits in carriers and compared these findings with effects in 16p11.2 deletion carriers and the relatives of both groups.
This case-control study investigates the association between IQ and brain measures in patients with schizophrenia across time.
This family-based analysis of de novo copy number variants finds significant parent-proband correlations between family background and phenotypic variability.
Fervaha et al evaluate the association between intrinsic motivation and cognitive test performance in patients with stable schizophrenia. See also the editorial by Keefe.
Dickinson and colleagues aimed to identify single-nucleotide polymorphisms associated with general cognitive ability in people with schizophrenia and control individuals.
Lerman et al examine alterations underlying nicotine dependence with the hypothesis that the salience, executive control, and default mode networks will reflect nicotine withdrawal and predict abstinence-induced craving and cognitive defects. See also the editorial by London and Ghahremani.