The BBC reports that "Year 6 students sitting their SATs this week are striking a power pose in a bid to improve their results. Staff at the Flying Bull Academy in Portsmouth spotted the phenomenon, popular amongst some politicians, and introduced it into classes. Although studies suggest posing makes little difference, students at the school say their results have improved." http://www.bbc.co.uk/news/av/education-4...rove-focus
The last sentence prompted me to look at the Wikipedia page on "Power posing", where I learned that it's been one of the key battlegrounds in the war over the "Replication Crisis" in psychology. The original results weren't replicated by other workers, and were blamed on selective reporting. Or maybe something else: https://en.wikipedia.org/wiki/Power_posing
But looking at these inspiring pictures of George Osborne and Theresa May, it seems hard to believe it's all nonsense:
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