Sainsbury’s has been part of the British high street for 150 years. 26 million of us go through its doors every single week. Yet the retail industry has never been more competitive, and this supermarket giant is under threat, losing market share to the growing discounters such as Aldi and Lidl.
To find out more go to the BBC programme page. Explore a day in the life of a supermarket shelf and learn more about the history of the supply chain, with The Open University's free 'Inside the Supermarket' poster. Order your free poster.