Research shows that various pharmaceuticals can offer modest cognition enhancing effects for healthy individuals. These finding have caused some academics to support liberal use of pharmacological cognitive enhancement (PCE) in schools and universities. This approach partially arises from arguments implying there is little moral justification for…

The present study investigated the effect of the presence of the experimenter on behavioral sensitivity to contingency change. In history training, college students were exposed to differential reinforcement of low rate (DRL) and fixed-ratio (FR) schedules, and in testing, to a fixed-interval (FI) schedule. For the control group, instructions were…

Research has consistently indicated that most offenders demonstrate diversity over the life course. Even so, recent work suggests that offenders tend to illustrate specialization in the short-term, though this specialization diminishes as the "time window" for examining an offending career increases. To examine why this pattern emerges, the…

These conference proceedings consider the major lines of evidence on the nature and locus of the alcohol-disinhibition link. The first day's papers, commentaries and discussions are centered on physiological and behavioral links; social-psychological research; historical ideas on alcohol, crime, and accidents; and anthropological perspectives on…

The diverse research on the patterns and characteristics of violent behavior in the United States is assessed by a panel of experts in this monograph. The monograph describes what is known about certain types of violence, details insights into risk factors for violence in individuals and situations, and recommends new research efforts with short-…

Investigates the effects of social class (middle vs. lower) on verbal and nonverbal maternal controls, maternal sensitivity, and child compliance. Suggests current conceptualizations of lower class mother-child interaction need to be reconsidered since no social class differences were revealed in the experiments. (HOD)

Tested the application of a revised version on Hirschi's (1969) social bond model on the drug use patterns of 2,626 high school students. The revised model, which accounted for more of the use variance than the original model, reveals that the best direct predictors are belief and attachment. (BJV)

Reports two studies of adolescent perceptions of playful and aggressive fighting. Results suggest that some bouts of playful fighting are used during adolescence to settle disputes about dominance and that aggression may be introduced into playful fighting to settle dominance disputes. (LB)

Focusing on how television viewing fits into a general model of consumer consumption patterns, a study examined (1) the extent to which the viewing of certain television content can be considered a "norm" of society, (2) similarities and differences between the norms for adults and those for children, and (3) some of the antecedents of…