Intelligence is highly heritable 1 and a major determinant of human health and well-being 2
. Recent genome-wide meta-analyses have identified 24 genomic loci linked to variation in …

Conduct disorder (CD), attention deficit hyperactivity disorder (ADHD), and oppositional
defiant disorder (ODD) are common childhood externalizing disorders that frequently co-occur. …

Alcoholism is a complex disease with both genetic and environmental risk factors. To
identify genes that affect the risk for alcoholism, we systematically ascertained and carefully …

Importance The public health implications of e-cigarettes depend, in part, on whether e-cigarette
use affects the risk of cigarette smoking. Objective To perform a systematic review and …

There are well‐established links between impulsivity and alcohol use in humans and other
model organisms; however, the etiological nature of these associations remains unclear. This …

Characterized primarily by a low body-mass index, anorexia nervosa is a complex and
serious illness 1 , affecting 0.9–4% of women and 0.3% of men 2 , 3 – 4 , with twin-based …

Objective: A recent study provisionally identified numerous genetic variants as risk factors for
the transition from smoking to the development of nicotine dependence, including an amino …

Nuclear magnetic resonance assays allow for measurement of a wide range of metabolic
phenotypes. We report here the results of a GWAS on 8,330 Finnish individuals genotyped and …

Tobacco and alcohol use are heritable behaviours associated with 15% and 5.3% of worldwide
deaths, respectively, due largely to broad increased risk for disease and injury 1 , 2 , 3 – …

General cognitive function is a prominent and relatively stable human trait that is associated
with many important life outcomes. We combine cognitive and genetic data from the …