[SubiculumCode]

reproducibility in social sciences is usually a function of a)insurmountable costs of recruiting participants, b)complexity of the questions, and c) lack of standardization of humans. Sure social scientists would like to have N=1 billion, but they'd be lucky to get funding for 1,000.

[UnFleshedOne]

One of the problems is that the humans used were pretty standard -- all psychology students. Also publication bias.

[SubiculumCode]

can't win. If your sample isn't diverse enough it isn't representative. It it is representative, its likely too small to get a reliable effect due to the number of confounds.