Sigrún Pálsdóttir completed a PhD in the History of Ideas at the University Oxford in 2001, after which she was a research fellow and lecturer at the University of Iceland. She worked as the editor of Saga, the principal peer-reviewed journal for Icelandic history, from 2008–16. Her previous titles include the historical biography Thora. A Bishop’s Daughter and Uncertain Seas, a story of a young couple and their three children who were killed when sailing from New York to Iceland aboard a ship torpedoed by a German submarine in 1944. Her work has been nominated for the Icelandic Literary Prize, the Icelandic Women’s Literature Prize, the Hagþenkir Nonfiction Prize, and the DV Culture Prize. Uncertain Seas was chosen the best biography in 2013 by booksellers in Iceland.