The researchers found that the top performers (those who completed the task the fastest and the most accurately) were the rainy-day control group participants, who had seen neither the actual sun nor pictures of the sun before doing the task.

FORBES: Why Bad Weather Is Good for Productivity (Blizzards Notwithstanding)

The controversy unfolded on Tuesday when The Sun published pictures of Mr Davies in Tog Hill, near Bath.

BBC: Davies facing party questions

Mr Justice Briggs ruled in Mr RocknRoll's favour, and made an order preventing The Sun from publishing the pictures pending any trial.

BBC: Kate Winslet's husband Ned RocknRoll blocks Sun photos

Until The Sun's decision to publish, no British newspapers had carried the pictures.

BBC: Naked Prince Harry images published on UK website