What causes the reproducibility problem?


Mark Kaetka Flickr
What are the roots of the reproducibility problem? Made by Mark Kaletka (Flickr)

In an earlier article I argued that lot of published research in Psychology cannot be replicated by using the exact same experimental procedure. In the following article I will take a look at which factors contribute to this situation.

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Is there a reproducibility problem in psychological research?

Replication Ales FlickR
Are psychological studies reproducible? Made by Alex (Flickr)

I came across a study by Baker (2016), in which 1,500 scientists from multiple disciplines were asked: “Is there a reproducibility crisis?”. The result was striking: 90% of respondents stated that we do have a reproducibility crisis in science (see Figure 1). But what led so many scientist to believe that we have a problem in science? And is this believe substantial? Although the survey asked scientists in a range of disciplines (Medicine, Biology, Psychology, etc.), I will restrict my discussion to Psychology.

Continue reading “Is there a reproducibility problem in psychological research?”