(‘omplete dislocation of the acromio-clavicular joint is not a common injury. A review of the literature fails to disclose a carefully followed series numbering more than twenty-five identically treated cases. Treatment is indeed varied, and end-results uncertain. In the past four years we have been fortunate in encountering twenty-seven cases of complete acromio-clavicular dislocation (Fig. 1)...

Across a sample of twenty-seven European nations, we examine variation in the level of factual political knowledge in relation to self-reported exposure to news programs aired by public or commercial channels, and to broadsheet or tabloid newspapers. Unlike previous studies, we estimate the effects of exposure to these news outlets while controlling for self-selection into the audience. Our res...

Demand-withdraw communication is a set of conflict-related behaviors in which one partner blames or pressures while the other partner withdraws or avoids. The present study examined age-related changes in these behaviors longitudinally over the course of later life stages. One hundred twenty-seven middle-aged and older long-term married couples were observed at 3 time points across 13 years as ...