Science, many people believe, is kept in check by scientists reviewing each other’s work. This has recently extended to re-analysis of data to see if results can be replicated, and has overturned important findings in medicine, economics, and sociology. We re-analysed an influential randomised controlled trial of deworming in Kenyan schools. We found that even ...
How re-analysing the data of scientific research can change the findings
By James Hargreaves and Calum Davey
26 Jul 2015