Political scientists designing experiments often face the question of how abstract or detailed their experimental stimuli should be. Typically, this question is framed in terms of tradeoffs relating to experimental control and generalizability: the more context introduced into studies, the less control, and the more difficulty generalizing the results. Yet, we have reason to question this tradeoff, and there is relatively little systematic evidence to rely on when calibrating the degree of abstraction in studies. We make two contributions. First, we provide a theoretical framework which identifies and considers the consequences of three dimensions of abstraction in experimental design: situational hypotheticality, actor identity, and contextual detail. Second, we field a range of survey experiments, varying these levels of abstraction. We find that situational hypotheticality does not substantively change experimental results, but increased contextual detail dampens treatment effects and the salience of actor identities moderates results in specific situations.
Political scientists designing experiments often face the question of how abstract or detailed their experimental stimuli should be. Typically, this question is framed in terms of tradeoffs relating to experimental control and generalizability: the more context introduced into studies, the less control, and the more difficulty generalizing the results. Yet, we have reason to question this tradeoff, and there is relatively little systematic evidence to rely on when calibrating the degree of abstraction in studies. We make two contributions. First, we provide a theoretical framework which identifies and considers the consequences of three dimensions of abstraction in experimental design: situational hypotheticality, actor identity, and contextual detail. Second, we field a range of survey experiments, varying these levels of abstraction. We find that situational hypotheticality does not substantively change experimental results, but increased contextual detail dampens treatment effects and the salience of actor identities moderates results in specific situations.
LA SÉRIE RECKLESS & REAL (triptyque) de Lexi Ryan, dont l'action se situe à New Hope (Indiana), une petite ville de province américaine en proie à des luttes politiques et familiales, raconte l'histoire d'amour tourmentée de Liz célibataire de 24 ans et Sam, son ex-boyfriend qu'elle fuit mais dont elle est toujours amoureuse. Sur fond de campagne électorale, une passion que tout le monde s'emploie à briser dans une ville où tout se sait et où tout le monde se connaît. Cette série épicée plonge le lecteur dans un monde de faux-semblants, de sexe, de trahisons et de scandales en tout genre.
Does interpersonal political communication improve the quality of individual decision making? While deliberative theorists offer reasons for hope, experimental researchers have demonstrated that biased messages can travel via interpersonal social networks. We argue that the value of interpersonal political communication depends on the motivations of the people involved, which can be shifted by different contexts. Using small-group experiments that randomly assign participants' motivations to seek or share information with others as well as their motivations for evaluating the information they receive, we demonstrate the importance of accounting for motivations in communication. We find that when individuals with more extreme preferences are motivated to acquire and share information, collective civic capacity is diminished. But if we can stimulate the exchange of information among individuals with stronger prosocial motivations, such communication can enhance collective civic capacity. We also provide advice for other researchers about conducting similar group-based experiments to study political communication.
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