Rudolf Kammerl

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Excessive Internet use and Internet addiction are currently increasing in many industrial nations. Verified and validated measuring instruments could contribute to a better understanding of this still quite recent development. The aim of this survey was to investigate the psychometric properties of a German version of the Compulsive Internet Use Scale(More)
We propose a methodology for the reuse of contextualized learning content. The current reuse methodology requires context independent learning content and introduces a reuse paradox: "the most reusable objects are context-independent, while the best instruction is highly contextualized". We identify two aspects of contextualization: specialisation on the(More)
or online learning material to be successful its structure and resentation have to reflect the characteristics of hypermedia nd the web. This paper presents a model of the didactical tructure of online learning content based on methods of nstructional design. The model specifically addresses two ajor problems of the medium web for learning: loss of verview(More)
BACKGROUND Pathological internet use is of increasing significance in several industrial nations. SAMPLING AND METHODS We surveyed a representative German quota sample of 1,723 adolescents (aged 14-17 years) and 1 caregiver each. We conducted a latent profile analysis to identify a high-risk group for pathological internet use. RESULTS Overall, 3.2% of(More)
Few studies have been carried out investigating the interdependence of family structures or interactions and excessive adolescent Internet use. In this study, we surveyed a representative German quota sample of 1,744 adolescents aged between 14 and 17 years with standardized questionnaires. Adolescents assessed their perceived own functioning in the family(More)
Dieser Beitrag stellt das innovative Projekt „ELTIS Schülerfernstudium durch die Verwendung von Elearning-Kursen in Technischer Informatik“ vor und berichtet über erste Ergebnisse. ELTIS verfolgt den Ansatz des Blended-Learning. Im Rahmen eines internetgestützten Fernstudiums bekommen Schülerinnen und Schüler die Möglichkeit, schon vor dem Abitur(More)
Internet Gaming Disorder (IGD) has been included in the current edition of the Diagnostic and Statistical Manual of Mental Disorders-Fifth Edition (DSM-5). In the present study, the relationship among social support, friends only known through the Internet, health-related quality of life, and IGD in adolescence was explored for the first time. For this(More)
BACKGROUND Internet gaming disorder (IGD) has been included in the Diagnostic and Statistical Manual of Mental Disorders (DSM-5). Currently, associations between IGD in early adolescence and mental health are largely unexplained. In the present study, the relation of IGD with adolescent and parental mental health was investigated for the first time. (More)
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