Here's a selection of images from the spectacular launch of the "Enough Food for Everyone IF" campaign. One hundred NGOs and faith groups gathered to celebrate the start of the campaign, collectively calling for action on the root causes of hunger.
Giant "IF"s projected in "4D" on to the walls of Somerset House, London
Giant 'G8s' projected in 4D on to the walls of Somerset House, London
4D projection of one of the key campaign messages: "The world produces enough food for everyone but not everyone has enough food"
Actor Bill Nighy showing his support for the campaign
Actress Bonnie Wright (perhaps best known for playing Ginny Weasley in the Harry Potter films) showing her support for the campaign
Actress Bonnie Wright signing the giant "IF"
Credit: Tim Whitby/Getty Images