Causal claim (or claim of of non-causality) based on lack of correlation. There are issues, but "psychology fad hits wall" seems a bit much.https://twitter.com/DegenRolf/status/885378928046739457 …
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Even if correlations fail to replicate in a large sample, still important to explain why experimental manipulations of mindset have effects.
And for large sample replicating effects: http://www.pnas.org/content/113/31/8664.abstract ….
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