Publications by authors named "John J Seta"

Performance asymmetries in colour discrimination (or detection) between visual fields (VFs) are typically examined using mean or median reaction times and have tended to yield either a left VF advantage for all colours (i.e., lower reaction times) or no difference for any colour, although a right VF advantage has also been reported.

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The effectiveness of health messages has been shown to vary due to the positive or negative framing of information, often known as goal framing. In two experiments we altered, the strength of the goal framing manipulation by selectively activating the processing style of the left or right hemisphere (RH). In Experiment 1, we found support for the contextual/analytic perspective; a significant goal framing effect was observed when the contextual processing style of the RH - but not the analytic processing style of the left hemisphere (LH) - was initially activated.

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Participants who evaluated 2 positively valued items separately reported more positive attraction (using affective and monetary measures) than those who evaluated the same two items as a unit. In Experiments 1-3, this separate/unitary evaluation effect was obtained when participants evaluated products that they were purchasing for a friend. Similar findings were obtained in Experiments 4 and 5 when we considered the amount participants were willing to spend to purchase insurance for items that they currently owned.

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In this paper we report the outcomes of two attempts to correlate the Zenhausern Preference Questionnaire (PT) with the Polarity Questionnaire (PQ). Across two laboratories we consistently found no correlation between these two scales. Our findings are consistent with a previous attempt to validate the PQ (Genovese, 2005).

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An attribute framing effect occurs when positive or negative associations produced by positive or negative frames are mapped onto evaluations resulting in a more favourable evaluation for the positively framed attribute. We used a new voice frequency manipulation to differentially enhance right versus left hemisphere processing. In doing so we found a strong attribute framing effect when a speaker with a low-frequency voice enhanced the contextual processing style of the right hemisphere.

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Prefactual thoughts typically take the form of implied or explicit if-then statements that represent mental simulations of alternatives to what is expected to occur in the future. The authors propose that the multiplicative combination of "if likelihood" (the degree to which the antecedent condition of the prefactual is perceived to be likely) and "then likelihood" (the perceived conditional likelihood of the outcome of the prefactual, given the antecedent condition) determine the influence of prefactuals. This construct, termed prefactual potency, is a reliable predictor of the degree of influence of prefactual thinking on judgments of anticipated negative affect.

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We tested whether framing a message as a gain or loss would alter its effectiveness by using a dichotic listening procedure to selectively present a health related message to the left or right hemisphere. A significant goal framing effect (losses > gains) was found when right, but not left, hemisphere processing was initially enhanced. The results support the position that the contextual processing style of the right hemisphere is especially sensitive to the associative implications of the frame.

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Six experiments were conducted to test assumptions of a schema-maintenance through compensation analysis. The results of these experiments indicated that perceivers can compensate for the inconsistent action of one individual (the target) by altering their attribution concerning the action of a fellow group member. When the target performed an inconsistent behavior, perceivers compensated by making especially extreme stereotypically consistent attributions concerning a fellow group member's subsequent action.

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In recent decades the investigation of framing effects has become the foremost studied phenomenon of rational/irrational decision making. Two experiments were conducted to determine whether the functional specializations of the left and the right hemispheres would produce different responses to a traditional framing task. In Experiment 1, a behavioral task of finger tapping was used to induce asymmetrical activation of the respective hemispheres.

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