Too Insensitive to Care: Alcohol Increases Human Aggression by Increasing Pain Threshold.

Objective: For thousands of years, people have used alcohol to reduce their sensitivity to physical and emotional pain. Previous research has shown that alcohol increases pain threshold. Previous research has also shown that pain threshold is positively associated with aggression.

A meta-analytic review of anger management activities that increase or decrease arousal: What fuels or douses rage?

Anger is an unpleasant emotion that most people want to get rid of. Some anger management activities focus on decreasing arousal (e.g.

Evolution, culture, and the possibility of peace.

Glowacki's work meshes well with our view of human nature as having evolved to use culture to improve survival and reproduction. Peace is a cultural achievement, requiring advances in social organization and control, including leaders who can implement policies to benefit the group, third-party mediation, and intergroup cooperation. Cultural advances shift intergroup interactions from negative-sum (war) to positive-sum (trade).

Surveillance of Gun-Related Conversations on Twitter.

Gun violence in the USA is a documented public health crisis. Publicly accessible data from Twitter posts can be used to rapidly capture and describe the public's recent conversations about guns. Because these gun-related conversations change rapidly, it is important to provide regularly updated information on them.