313 research outputs found
Das "Kommentariat" : Rolle und Status einer Ăffentlichkeitselite
Im Mittelpunkt des WZB-Papers stehen die âMeinungsmacherâ der ĂŒberregionalen QualitĂ€tszeitungen in der Bundesrepublik. Die Kommentare dieser âLeitmedienâ wer-den im politischen System intensiv wahrgenommen. Die ThemenprĂ€ferenzen und Mei-nungen der Kommentatoren dienen als Hinweise auf allgemeine Stimmungen in der Bevölkerung und auf die Durchsetzbarkeit konkreter Entscheidungen. Auch in öffent-lichkeitstheoretischer Perspektive stellen Kommentatoren einen besonders herausgeho-benen âSprecherâ-Typus dar. Im Gegensatz zu anderen Sprechern, die um Medienauf-merksamkeit konkurrieren, besitzen Kommentatoren ein entscheidendes Privileg: sie produzieren nicht nur Themen und Meinungen; sie können selber dafĂŒr sorgen, dass ihre ĂuĂerungen tatsĂ€chlich öffentlich werden. Angesichts der öffentlichkeitstheoreti-schen und politischen Bedeutung der Kommentatoren ĂŒberrascht, dass das âKommenta-riatâ in der bisherigen Forschung eine merkwĂŒrdig unbeschriebene GröĂe geblieben ist. Auf der Basis einer schriftlichen Befragung und persönlicher GesprĂ€che mit Kommen-tatoren der Frankfurter Allgemeinen Zeitung, der SĂŒddeutschen Zeitung, der Frankfurter Rundschau, der Welt und der tageszeitung gibt diese Studie einen Einblick in die wich-tigsten Charakteristika dieser Sprechergruppe. Wer sind also die Meinungsmacher der deutschen QualitĂ€tspresse? Wie viele Journalisten umfasst diese Ăffentlichkeitselite und welche sozio-kulturellen Profile kennzeichnen sie? Wie sehen die Zugangschancen aus? Handelt es sich um einen vergleichsweise offenen Kreis von Journalisten, die von Zeit zu Zeit kommentieren, oder um eine abgeschlossene Gruppe von Vordenkern der Nati-on, die dauerhaft und fast ausschlieĂlich mit der Meinungsproduktion betraut ist? Was sind die Kriterien fĂŒr den Zugang zu dieser Ăffentlichkeitselite und wie unterscheiden sich die Zeitungen in Hinblick auf die Zugangschancen? Und fĂŒhrt die Auswahl der Kommentatoren zu Themenspezialisierungen oder Meinungsoligopolen innerhalb und möglicherweise auch zwischen den Zeitungen?The WZB-paper focuses on the âopinion makersâ of the national quality newspapers in Germany. The press commentaries are closely observed by the political system. The issues and opinions brought up in the opinion section serve as indicators for the general sentiment of the public and the popularity of certain policies. From a theoretical point of view, commentators are regarded as a very special type of actor in the public sphere. In contrast to other actors in public communication who have to compete for media atten-tion, they enjoy a significant privilege: Not only do they produce messages for public debate, they also decide which messages are eventually publicized. Considering their public and political influence it is rather surprising that neither sociology nor communi-cation research has investigated this group of communicators. This paper presents re-sults of a survey and in-depths-interviews with commentators of the Frankfurter Allgemeine Zeitung, SĂŒddeutsche Zeitung, Frankfurter Rundschau, Welt and tageszeitung and thus provides an insight into the characteristics of this group. Who are the âopinion makersâ in the leading national quality newspapers? How many journalists belong to this elite of actors in the public sphere and what are their socio-cultural profiles? To what degree and how is access to the opinion section restricted? Do commentators form a closed circle of national masterminds permanently producing opinions or do they rep-resent a rather open group of journalists who among other articles also write commen-taries from time to time? What are the recruitment criteria for commentators and in which ways do the national broadsheets under study differ in terms of access gain? And finally: Does the selection of commentators lead to issue specialization or even opinion monopolies within and across the newspapers
Hard and soft news: A review of concepts, operationalizations and key findings
Over 30 years, a large body of research on what is often called âhardâ and âsoft newsâ has accumulated in communication studies. However, there is no consensus about what hard and soft news exactly is, or how it should be defined or measured. Moreover, the concept has not been clearly differentiated from or systematically related to concepts addressing very similar phenomena â tabloidization and âinfotainmentâ. Consequently, the results of various studies are hard to compare and different scientific discourses on related issues remain unconnected. Against this backdrop, this article offers a conceptual analysis of the concept based on studies in English and other languages. We identify key dimensions of the concept and make suggestions for a standardized definition and multi-dimensional measurement of harder and softer news. In doing so, we propose to distinguish thematic, focus and style features as basic dimensions that â in their combination â make up harder and softer types of news
Substituting polyunsaturated fat for saturated fat: A health impact assessment of a fat tax in seven European countries
There is evidence that replacing saturated fat (SFA) with polyunsaturated fat (PUFA) lowers ischemic heart disease (IHD). In order to improve the populationâs diet, the World Health Organization has called for the taxation of foods that are high in SFA. We aimed to assess the potential health gains of a European fat tax by applying the SFA intake reduction that has been observed under the Danish fat tax to six other European countries. For each country, we created a fat tax scenario with a decreased SFA intake and a corresponding increase in PUFA. We compared this fat tax scenario to a reference scenario with no change in SFA intake, and to a guideline scenario with a population-wide SFA intake in line with dietary recommendations. We used DYNAMO-HIA to dynamically project the policy-attributable IHD cases of these three scenarios 10 years into the future. A fat tax would reduce prevalent IHD cases by a minimum of 500 and 300 among males and females in Denmark, respectively, up to a maximum of 5,600 and 4,000 among males and females in the UK. Thereby, the prevented IHD cases under a fat tax scenario would correspond to between 11.0% (in females in the Netherlands) and 29.5% (in females in Italy) of the prevented IHD cases under a guideline scenario, which represents the maximum preventable disease burden. Henceforth, our quantification of beneficial health impacts makes the case for the policy debate on fat taxes
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Shaping public opinion about regional integration: the rhetoric of justification and party cues
The article investigates how justifications used by politicians to explain their positions on policies of regional integration shape public opinion about these policies. I argue that support for a policy position increases when politicians tailor their justifications to the expectations of their audience; and I suggest that this happens even when party cues offer a less effortful way of forming opinions. I test my theoretical expectations in laboratory experiments with diverse samples, which manipulate party cues and justifications for a policy of European integration. I find that citizens use justifications and cues to form opinions. The relative importance of the two factors depends on individual dispositions and political context. In a non-competitive context (study 1), politically invested citizens use cues, while uninvested citizens use justifications. In a competitive context (study 2), the opinions of politically invested citizens are shaped by both factors, while the opinions of uninvested citizens become erratic
Retroviral Integration Mutagenesis in Mice and Comparative Analysis in Human AML Identify Reduced PTP4A3 Expression as a Prognostic Indicator
Acute myeloid leukemia (AML) results from multiple genetic and epigenetic aberrations, many of which remain unidentified. Frequent loss of large chromosomal regions marks haplo-insufficiency as one of the major mechanisms contributing to leukemogenesis. However, which haplo-insufficient genes (HIGs) are involved in leukemogenesis is largely unknown and powerful experimental strategies aimed at their identification are currently lacking. Here, we present a new approach to discover HIGs, using retroviral integration mutagenesis in mice in which methylated viral integration sites and neighbouring genes were identified. In total we mapped 6 genes which are flanked by methylated viral integration sites (mVIS). Three of these, i.e., Lrmp, Hcls1 and Prkrir, were up regulated and one, i.e., Ptp4a3, was down regulated in the affected tumor. Next, we investigated the role of PTP4A3 in human AML and we show that PTP4A3 expression is a negative prognostic indicator, independent of other prognostic parameters. In conclusion, our novel strategy has identified PTP4A3 to potentially have a role in AML, on one hand as a candidate HIG contributing to leukemogenesis in mice and on the other hand as a prognostic indicator in human AML
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