James A. Kulik

Learn More
Abstrac t A meta-analysis of findings from 254 controlled evaluation studies showed that computer-based instruction (CBI) usually produces positive effects on students. The studies covered learners of all age levels from kindergarten pupils to adult students. CBI programs raised student examination scores by 0.30 standard deviations in the average study, a(More)
Female participants were exposed to high or low threat in the presence of another person believed to be facing either the same or a different situation. In Study 1, each dyad consisted of 2 actual participants, whereas in Study 2, each dyad consisted of 1 participant and 1 confederate, trained to convey either a calm or a nervous reaction to the situation.(More)
Abst rac t -A meta-analysis of 32 comparative studies showed that computer-based education has generally had positive effects on the achievement of elementary school pupils. These effects have been different, however, for programs of @line computer-managed instruction (CMI) and for interactive computer-assisted instruction (CAI). The average effect in 28(More)
Two appearance-based interventions designed to increase sun protection intentions and behaviors were evaluated. Sixty-eight college students in Experiment 1 and 76 beachgoers in Experiment 2 were randomly assigned to receive or not receive a photoaging (premature wrinkling and age spots) information intervention and, separately, to receive or not receive a(More)
Group-based psychosocial programs provide an effective forum for improving mood and social support for cancer patients. Because some studies show more benefit for patients with initially high psychosocial distress, and little or no benefit for patients with initially low distress, support programs may better address patient needs by only including(More)
This study examined how job stress and work support predict the experience of burnout and how burnout is related to absenteeism and job performance in a sample of 73 registered nurses. The current study expanded on previous findings by including supervisor ratings of performance and employee records of absenteeism in addition to self-report measures. It(More)
OBJECTIVES To examine the efficacy of UV photographs and information about photoaging (eg, wrinkles and age spots) for increasing the sun protection intentions and behaviors of young adults and to determine whether any effects of this appearance-based intervention could be enhanced by providing a non-UV alternative for achieving a tan (ie, sunless tanning(More)
OBJECTIVES To examine the longer term efficacies of exposure to UV photographs and photoaging information (e.g., wrinkles and age spots) for increasing sun protection intentions and behaviors of young adults. DESIGN Randomized controlled trial with 4- to 5-month and 12-month follow-ups. MAIN OUTCOME MEASURES Participants' self-reported sun protection(More)