What happens when hundreds of researchers investigate the same research question with the same data? Answer: almost anything goes. Observing researchers in such a task reveals so many minute decisions, that every workflow is unique in the end. As such, we witness a hidden form of inter-researcher uncertainty that exists, even when they use similar methods.
Nate Breznau is a social scientist and principal investigator of three third-party funded projects at the University of Bremen. The most recent is investigating "The Role of Theory in Resolving the Reproducibility Crisis". His studies of public opinion and social policy brought him to become a researcher and advocate of open science and meta-science.