Andrea Gjestvang has won the L’Iris d’Or – the 2013 Sony World Photography Awards Photographer of the Year . The winning series of images is “One Day in History”, images of survivors of the Massacre at Utøya in 2011.

At Chair of the Honorary Jury, Catherine Chermayeff at Magnum Photos says: “As the Jury Chairman I am delighted that Andrea Gjestvang has won the L’Iris d’Or prize. The entire jury was unanimous in selecting this body of work. “One Day in History” is a quiet, thoughtful and ultimately powerful voice for the children and survivors of the massacre in Norway. We were all moved by the dignity and beauty of these images.”

See the whole story in Moment Archive. You can also buy the book online:

Photo by Andrea Gjestvang/Moment