When the audience perceives to have no direct stake or interest in the topic, there is is most often moderate initial trust. This will impact the type of interaction both during and after the presentation. This will determine the effectiveness of a cognitive or affective approach. This will affect its openness to new approaches and ideas. Categories can be very broad, such as the category, public university, or very narrow such as public universities in the northeast with enrollments of less than 7000.
Mental structures are complex networks of categories and sub categories.
Categorization occurs through all sensory modalities and is performed effortlessly and unconsciously. Four models have been proposed to explain the processes used by individuals to categories sensory stimuli. In exemplar models, a category is represented with memories of specific exemplars, that is, specific people or objects we have encountered. Prototype Models - Prototype models represent categories with prototypes, or single centralized category representations. The cognitive system abstracts properties that are representative of a category's exemplars and integrative them into a single average or modal, representation.