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)

Examined Type A behavior as measured by Matthews Youth Test for Health and hyperactivity scores as measured by Conners Teacher Rating Scale for 199 primary grade students. Found significant relationship between two scales, supporting relationship between Type A and hyperactivity scores in children. (Author/NB)

Independent groups of seven-year-old subjects listened to humor on headphones, either with a nonlistening companion (audience) or with a companion who also listened (coactor). In coaction sessions, children sitting closer engaged in more eye contact, laughter, and smiling. (Author)