It's becoming a trend: another guest blog post. This time, J.P. de Ruiter shares his view, which I happen to share, on the value of experience in criticizing research. J.P. de Ruiter Tufts University One of the reasons that the scientific method was such a brilliant idea is that it has criticism built into the process. We don’t believe something on the basis of authority, but we need to be convinced by relevant data and sound arguments, and if we think that either the data or the argument is flawed, we say this. Before a study is conducted, this criticism is usually provided by colleagues, or in case of preregistration, reviewers. After a study is submitted, critical evaluations are performed by reviewers and editors. But even after publication, the criticism continues, in the form of discussions in follow-up articles, at conferences, and/or on social media. This self-corrective aspect of science is essential, hence criticism, even though at times it can be difficul