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"The girls were very clued-up about political issues, including assisted dying and the Middle East."

"Positions is about emerging on the other side - the sort of pop psychology redemption arc that Grande's young, emotionally clued-up fan base will delight in," wrote The New Statesman's Emily Bootle.

Green was a clued-up music fan with a camera in the right place at exactly the right time.

But with fans more clued-up than ever, is getting the forensic science right in novels and television series important?

For those who invested and clued-up on Bitcoin and other cryptocurrencies early, the decade was a time like no other.