Models are tall and thin – that's a given. But Jourdan Dunn, well, she could almost make Naomi Campbell look squat. Towering in the Alaïa leopard-print stiletto boots she's wearing this morning, she must be at least 6ft 4in.
“I know,” she says, almost ruefully, “and tall girls aren't supposed to wear heels, are they? But hey, I'm a giant... so what?”
Sunk deeply in an armchair, her knees almost up to her chin, Dunn, 22, is wearing what she always wears when she doesn't have to dress up: tight black Topshop jeans (waist 26, length 34) and a casual sweatshirt – this particular one is by LA-based designer Brian Lichtenberg and has Grace Jones on the front of it.
Reminiscent of a young Beverly Johnson (the first African-American woman to appear on the cover of US Vogue in 1974) with that caramel skin and those feline cheekbones, Dunn comes across as both otherworldly and everywoman. Though her heritage is Jamaican, there is something