School of Psychology: Recent submissions
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Nocebo Hyperalgesia, Partial Reinforcement, and Extinction
Published 2015-01-01Many studies have found evidence of conditioning-induced nocebo hyperalgesia. However, these studies have exclusively involved continuous reinforcement schedules. Thus, it is currently unknown whether nocebo hyperalgesia ...Open AccessArticle -
Perceived treatment, feedback, and placebo effects in double-blind RCTs: An experimental analysis.
Published 2010-01-01In double-blind randomized placebo-controlled trials (RCT) of therapeutic interventions, the effects of the treatment may provide feedback that undermines blinding and consequently distorts measures of the effectiveness ...Open AccessArticle -
Expectancy in double-blind placebo-controlled trials: An example from alcohol dependence
Published 2009-01-01Background: Double-blind placebo-controlled trials are intended to control for the impact of expectancy on outcomes. Whether they always achieve this is, however, questionable. Methods: Reanalysis of a clinical trial of ...Open AccessArticle -
Supporting data: Validation of a Bayesian adaptive estimation technique in the stop-signal task
Published 2016-11-11The Stop Signal Task (SST), a commonly used measure of response inhibition, uses standard psychophysical methods to gain an estimate of the time needed to withhold a prepotent response. Under some circumstances, conventional ...Open AccessDataset -
Changes in the distribution of response rates across the CS-US interval: Evidence that responding switches between two distinct states.
Published 2015-08-01Two experiments used the peak procedure to examine timing of conditioned responses in a magazine approach paradigm with rats. A conditioned stimulus (CS) was reinforced with food on 50% of trials. Food was delivered at a ...Open AccessArticle