James P. Spottiswoode

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Efforts to establish whether a correlation between anomalous cognition (AC) performance and geomagnetic fluctuations exists have met with mixed results, a negative correlation being seen in some studies and not in other comparable ones. Confirming this observation, in a large database of 2,879 free-response trials the Spearman’s ρ correlation between the ap(More)
We describe a method of quantifying the effect of Questionable Research Practices (QRPs) on the results of meta-analyses. As an example we simulated a meta-analysis of a controversial telepathy protocol to assess the extent to which these experimental results could be explained by QRPs. Our simulations used the same numbers of studies and trials as the(More)
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