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Using experimental methods to assess the persuasiveness of corporations' trust-repair discourse strategies

Persuasion and manipulation have been central concerns of Critical Discourse Analysis since its beginnings (e.g. Hart 2014; Van Dijk 1996). Traditionally, the persuasive and manipulative potential of texts has been explored by means of interpretive analysis. However, the actual perlocutionary effects of the strategies identified through this process are rarely (if ever) evaluated empirically. This

Students report subjective effects of training by use of phonation tube on singing technique.

Background: Voice therapy aims at curing voice problems. Various studies on persons with voice disorders have shown positive effects of therapy with the method using a so-called phonation tube. Purpose: The purpose of this project was to investigate student reported effects of training by use of phonation tube on the singing technique. Methods: The training was performed by eight students, studyin

Reproductive isolation of sympatric forms of the understorey palm Geonoma macrostachys in western Amazonia

The evolution of a mechanism for attaining reproductive isolation between two diverging populations is a key step in the speciation process. We studied phenotypic variation, genetic differentiation, spatial distribution and reproductive ecology in two sympatric forms of the understorey palm Geonoma macrostachys in lowland tropical rainforest in Amazonian Ecuador. The two forms were morphologically