Publications by authors named "Antonio L Freitas"

Health-related social media increasingly competes with other forms of health communication for public attention. To advance understanding of the genesis of health-related social media communicating extreme fitness standards, we investigated women's creation of , social-media content combining fitness images with effortful messages. In a pre-registered study, we hypothesized that creating extreme fitspiration content would relate positively to fitness fantasizing and to exercise self-efficacy, fitness perfectionism, physical activity, thin- and muscular-ideal internalizations, and self-objectification.

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To understand how emotional experiences affect general strategic preferences, we assessed participants' preferred strategies of regulating emotional responses to previewed and not-yet-encountered stimuli. For previewed stimuli, participants selected distraction more often than reappraisal for high- (vs. low-) intensity negative-valence visual images (replicating Sheppes, Scheibe, Suri, & Gross, 2011), and the same intensity/choice pattern emerged for previewed auditory sounds.

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We investigated event-related brain potential correlates of encountering context-incongruent social information. Building on evidence that information semantically incongruent with its context elicits an N400 response (a prominent negative-going deflection in the ongoing electroencephalogram; EEG), we hypothesized that statements incongruent (relative to congruent) with basic standards of amicable treatment by others (e.g.

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We investigated whether people's judgments of self-reference could be influenced by cues of importance. Our investigation builds on evidence that information related to the self is processed in specialized ways and that implicit attributions affect how stimuli are interpreted. We hypothesized that the more important a trait descriptor was, the more likely participants would be to misremember it as having been presented in a self-referential manner.

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The study of the conflict-adaptation effect, in which encountering information-processing conflict attenuates the disruptive influence of information-processing conflicts encountered subsequently, is a burgeoning area of research. The present study investigated associations among performance measures on a Stroop-trajectory task (measuring Stroop interference and conflict adaptation), on a Wisconsin Card Sorting Task (WCST; measuring cognitive flexibility), and on self-reported measures of self-regulation (including impulsivity and tenacity). We found significant reliability of the conflict-adaptation effects across a two-week period, for response-time and accuracy.

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From the standpoint of conflict-monitoring theory (Botvinick et al., 2001), detecting an incident of information-processing conflict should attenuate the disruptive influence of information-processing conflicts encountered subsequently, by which time cognitive-control operations will have been engaged. To examine the generality of this conflict-adaptation process across task dimensions, the present research analyzed event-related potentials in a Go/NoGo task that randomly varied the NoGo decision criterion applied across trials.

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To explain how cognitive control is modulated contextually, Botvinick, Braver, Barch, Carter, and Cohen (Psychol Rev 108:624-652, 2001) proposed that detecting information-processing conflict attenuates the disruptive influence of information-processing conflicts encountered subsequently, by which time appropriate cognitive-control mechanisms already will have been engaged. This conflict-adaptation hypothesis has motivated extensive programs of research while also attracting vigorous methodological critiques that highlight alternative accounts of trial n × trial n - 1 sequential effects in cognitive-control tasks. Addressing those alternatives through precluding analyzing stimulus repetitions without creating any sort of confounds among any stimulus or trial characteristics, the present research observed significant conflict-adaptation effects within and across several selective-attention tasks.

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To examine when in the perception-action cycle resolving information-processing conflict modulates signals of the current need for cognitive control, the present work examined event-related potential correlates of response preparation (lateralized readiness potentials; LRPs) and of information-processing conflict (fronto-central N2 responses) on trial n flanker trials, as a function of whether trial n-1 entailed a congruent flanker, an incongruent flanker, or a NoGo cue. Although LRP-indexed erroneous response preparation was substantial on incongruent trials across all levels of trial n-1, N2 amplitudes and behavioral interference effects were attenuated on incongruent trials following NoGo and incongruent (relative to congruent) trials. Even after initial attentional and motor-preparation processes have transpired, then, relatively later control mechanisms appear sufficient to signal a reduced need to engage cognitive control anew.

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Performing infrequently enacted responses requires overcoming a competing tendency to perform prepotent, frequently enacted responses. Similarly, responding to symbolically incompatible cues requires overcoming a competing tendency to perform prepotent, cue-compatible responses. To examine neural correlates of these aspects of human self-regulation, event-related brain potentials were acquired in two separate modified oddball experiments in which participants responded to all stimuli.

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Does encountering information-processing conflict recruit general mechanisms of cognitive control or change only the representations of specific cues and responses? In the present experiments, a flanker task elicited responses to symbolic information (arrow meaning), whereas Stroop-like tasks elicited responses to nonsymbolic information (color of a letter or location of a target box). Despite these differences, when participants performed the flanker and Stroop tasks intermittently in randomized orders, the extent of information-processing conflict encountered on a particular trial modulated performance on the following trial. On across-task trial pairs, increases in response time to incongruent relative to congruent stimulus arrays were smaller immediately following incongruent trials than immediately following congruent trials.

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Using event-related potentials to investigate compatibility between past and present cue-response interactions, an experiment combined elements of selective-attention and Go/NoGo tasks. In the selective-attention part of each trial, participants responded to one of two visible numerical digits. Immediately afterward, in the Go/NoGo part of each trial, one of the same two digits appeared, with participants required to press the corresponding key on Go trials and to withhold responding on NoGo trials.

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Event-related potentials were used to investigate neural processes relating perceptual similarity to action control. To assess whether perceptual overlap among targets and nontargets would modulate the N2/P3 complex, the present study used multiple nontarget categories varying in their targetlike characteristics. Participants made one (relatively rare) response to a low-probability stimulus (target), and they made a different (relatively common) response to all other stimuli (nontargets).

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People experience regulatory fit when they pursue a goal in a manner that sustains their regulatory orientation (E. T. Higgins, 2000).

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Most people's actions serve goals that, defined abstractly enough, are quite similar to one another. The authors thus proposed, and found, that construing action in abstract (vs. concrete) terms relates to perceiving greater similarity among persons both within and across different social groups (Studies 1-3).

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We propose that the fit between an action's strategic orientation and the actor's regulatory state can influence the amount of enjoyment the action provides. In two studies using different methods of manipulating regulatory states and of gauging action evaluations, high regulatory fit increased participants' anticipations of action enjoyability. In a third study, high regulatory fit increased participants' enjoyment of perceived success at, and willingness to repeat a novel laboratory task, and these effects were independent of participants' actual success on the task.

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