Woolworths Group has appointed long-standing Tesco executive Claire Peters as managing director of its supermarkets chain, which is battling Coles and Aldi to lure customers. Ms. Peters has more than 20 years experience in retail, most recently as chief operating officer of Tesco's operations in Thailand. Ms. Peters will report to Woolworths chief executive Brad Banducci, who will continue to play an "active leadership role" in the supermarkets, digital, metro and New Zealand supermarkets businesses.