Why do a study in the first place? Particularly when the outcome of the study is a foregone conclusion as far as the author is concerned. Just go to professiona

Why do a study in the first place? Particularly when the outcome of the study is a foregone conclusion as far as the author is concerned. Just go to professional conferences and say "researchers say this works, but those of us with clinical experience know it doesn't. We write the diagnostic manuals, let's write a diagnostic procedure that actually makes sense to us"