A pair of fortysomething British sisters – one a Hollywood star, the other a Central Saint Martins-trained designer with a 20-year career in fashion – are spearheading a resurgence of high style on the British high street.
Sienna Miller is the face of Marks & Spencer, where the oversized lime knitwear and Westwood-esque fluffy tartan coat seen in her advertising campaign is taking pride of place on shop floors. The signing reflects a new confidence at M&S, where sales of clothing and homewares rose 6% in the first quarter of this financial year.