Who do you trust? How data is helping us decide

Faced with a choice of babysitters, which do you rely on: your instinct – or the algorithm that tells you to book the one in the green top?

My first lesson in the dangers of trusting strangers came in 1983, not long after I turned five, when an unfamiliar woman entered our house. Doris, from Glasgow, was in her late 20s and starting as our nanny. My mum had found her through a posh magazine called The Lady.

Doris arrived wearing a Salvation Army uniform, complete with bonnet. “I remember her thick Scottish accent,” Mum recalls. “She told me she’d worked with kids of a similar age and was a member of the Salvation Army because she enjoyed helping people. But, honestly, she had me at hello.”

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What lies beneath: the smart home that wears its technology lightly

Hi-tech features concealed throughout this 50s seaside house in East Sussex make it highly energy efficient – and make life easier for its owners

Picture a tech-savvy home and you will probably envisage a slick, white cube where the blinds whirr up at a preset hour and sensors turn on the shower. But a smart home doesn’t have to be robotic and flashy. “We wanted to use technology to make life easier,” says Gigi Sutherland of the home she and her partner, Matt Sellers, redesigned in East Sussex. With walls clad in basic building materials, the mood here is far from futuristic. The rough and ready aesthetic has hidden depths, though, from concealed speakers and motion sensors to app-controlled energy and security systems.

The house dates from the 1950s and, while the building itself is not so special, it backs on to Camber Sands. “It was just a set of boxy rooms and two garages,” says Sutherland, a stylist. “We wanted to join up the spaces and integrate the garages into the house.” The pair rebuilt the interior from scratch. Walls are made from OSB, a type of chipboard, and plaster-like dark grey Artex. “It creates a tadelakt-style finish with a nice chalky texture,” says Sutherland. The flooring is grey poured concrete.

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