Claudette Johnson’s art for Cotton Capital nominated for Turner prize

Guardian-commissioned portrait of abolitionist Sarah Parker Remond among works competing for £25,000 prize

Claudette Johnson has been nominated for this year’s Turner prize for her work, which includes a portrait of the African-American slavery abolitionist Sarah Parker Remond commissioned as part of the Guardian’s award-winning Cotton Capital series.

Pio Abad, Johnson, Jasleen Kaur and Delaine Le Bas will compete for the £25,000 prize, while the nominated artists will each collect £10,000 as the prize returns to Tate Britain for the first time in six years.