Time of day (or time after waking up per subject) when tests were administered has not been controlled. Cognitive abilities are mediated by wakefulness (not to mention, related for most people, digestive processes) cycle.
If '"Night owls" smarter than morning people' sounds more plausible than 'time since waking up and last meal predictive of cognitive performance' it's time to get one's identity checked. And I can't imagine 'journalists' from thrash like Sky (Guardian this time) not knowing that, which brings me to the final point: what is this link doing here?
People fall for the clickbait because it tells them something they want to believe. Motivated reasoning is powerful.
(And for those who don't want to believe it, they may read the article anyway because they want to debunk the claim. It's perfect clickbait, targeting potentially 100% of the audience.)
For the pure fun of breaking the narrative I found original article, it's here: https://bmjpublichealth.bmj.com/content/2/1/e001000
Time of day (or time after waking up per subject) when tests were administered has not been controlled. Cognitive abilities are mediated by wakefulness (not to mention, related for most people, digestive processes) cycle.
If '"Night owls" smarter than morning people' sounds more plausible than 'time since waking up and last meal predictive of cognitive performance' it's time to get one's identity checked. And I can't imagine 'journalists' from thrash like Sky (Guardian this time) not knowing that, which brings me to the final point: what is this link doing here?