• Publications
  • Influence
Relative effectiveness and validity of mood induction procedures : a meta-analysis
The effectiveness and validity of 11 important mood induction procedures (MIPs) were comparatively evaluated by meta-analytical procedures. Two hundred and fifty effects of the experimental inductionExpand
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A Framework for Teachable Collaborative Problem Solving Skills
In his book “Cognition in the Wild”, Hutchins (1995) invites his readers to scan their immediate environment for objects that were not produced through collaborative efforts of several people, and remarks that the only object in his personal environment that passed this test was a small pebble on his desk. Expand
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Store atmosphere, mood and purchasing behavior
Abstract The effects of store characteristics on customers' mood, on their satisfaction, and on their purchasing behavior are investigated. Two furniture stores differing with regard to theirExpand
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Experimental inductions of emotional states and their effectiveness: A review
Several procedures for the experimental induction of mood states have been developed. This paper reviews nearly 250 studies from the last 10 years which concern mood induction procedures. AExpand
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Do film cuts facilitate the perceptual and cognitive organization of activitiy sequences?
Film depictions of activities possess two kinds of structures—namely, the structural features of the depicted activities themselves and a formal structure defined by film cuts. The former structureExpand
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A novel cultivation technique for long-term maintenance of bloodstream form trypanosomes in vitro.
We used an axenic cultivation system to grow African trypanosomes in vitro. Long-term cultivation for more than 60 days has been achieved by replacing the culture medium at regular intervals betweenExpand
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Barriers and Biases in Computer-Mediated Knowledge Communication
What are the barriers in computer-mediated communication for cooperative learning and work? Based on empirical research, the chapters of this book offer different perspectives on the nature andExpand
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  • Open Access
Subclinical eating disorders in male athletes
This study investigated the possibility that male athletes who, owing to the rules of their sport, are pressured to maintain a low weight show an elevated prevalence of subclinical eating disorders.Expand
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How digital concept maps about the collaborators’ knowledge and information influence computer-supported collaborative problem solving
For collaboration in learning situations, it is important to know what the collaborators know. Expand
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Evoking Knowledge and Information Awareness for Enhancing Computer-Supported Collaborative Problem Solving
Computer-supported collaboration by spatially distributed group members still involves interaction problems within the group. This article presents an empirical study investigating the question ofExpand
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