Mental health is likely to be influenced by contextual variables that emerge only at the level of the group. We studied the effect of two such group-level variables, within-state income inequality and alcohol tax policy, on symptoms of current depression and alcohol dependence in a US national...

Recent research suggests soda consumption is associated with aggression and depression among adolescents. However, this association has not been examined among younger children. We examine soda consumption and aggressive behaviors, attention problems and withdrawn behavior among five-year-old...

A spatial latent class analysis model that extends the classic latent class analysis model by adding spatial structure to the latent class distribution through the use of the multinomial probit model is introduced. Linear combinations of independent Gaussian spatial processes are used to develop...

Although most individuals who gamble do so without any adverse consequences, some individuals develop a recurrent, maladaptive pattern of gambling behaviour, often called pathological gambling or gambling disorder, that is associated with financial losses, disruption of family and interpersonal...

A better and healthier time to be alive than ever -- An unhealthy country -- An unhealthy world -- Who we are, the foundational forces -- Where we live, work, and play -- Politics, power, and money -- Compassion -- Social, racial, and economic justice -- Health as a public good -- Understanding...