From Roman sandals to trainers and stilettos. Shahidha Bari looks at the shoe trade, with guests including Thomas Turner, who has written about sneakers in his book The Sports Shoe, A History From Field To Fashion; Tansy Hoskins, who examines global commerce in her book Footwork: What Your Shoes Are Doing To The World; Rebecca Shawcross, Shoe Curator at Northampton Museum & Art Gallery; and Roman shoe expert Owen Humphreys from Museum of London Archaeology.

Producer: Emma Wallace