Harriet Green, editor, Observer Magazine
‘Mix textures with useful layers.’ Celestine shacket, £108, wyselondon.co.uk. Francesca denim dress, £59, finerylondon.com. Scarf, £12, next.co.uk. Resin hoop, £70, mejuri.com. Suede boots, £250, Fairfax & Favor at nichollsonline.co.uk