To investigate effects of pain cues on behavior, responses of high and low aggressive boys were followed either by pain cues or by nonpain cues. Overall, pain cues facilitated the rate of responding more than nonpain cues. More responses were made by high aggressive boys than by low aggressive boys. (Author)

In this study, 160 college students were asked to respond to their modes of expressing hostility. Subjects revealed differential modes of expressing hostility. These differences seem to be a function of racial and biological sex characteristics of respondents. Results suggest ways of understanding and dealing with occurrence of hostile acts.…

Presented children (N=96) aged 8-11 with verbal pain or nonpain stimuli contingent or noncontingent on a target response. Delivered stimuli within an aggressive or nonaggressive setting and with or without affect. Type of setting did not influence the behavior, but stimuli delivered in an affective manner did facilitate responding. (Author/RC)

Subjects either punished incorrect or rewarded correct responses made by a confederate on a learning task. In three experiments subjects were, interrupted midway through the learning trials. Half were individuated and half were deindividuated; they were provided a "hot-line" to summon the experimenter. Found no reliable methods for inhibiting…

In the first of two studies, male undergraduates were either angered or not angered by a confederate. In the second study, subjects in the angry condition displayed more aggression, and thwarting increased subsequent aggressivity. (Author)