John Geiger is the international bestselling author of seven books, including Frozen in Time: The Fate of the Franklin Expedition, and The Third Man Factor: Surviving the Impossible. His work has been translated into fourteen languages. The chief executive officer of the Royal Canadian Geographical Society, Geiger graduated in history from the University of Alberta and holds an honorary Doctor of Laws from the University of Calgary. He is recipient of both the Polar Medal and the Order of Canada.

Margaret Atwood is the author of more than thirty books of fiction, poetry, and critical essays. Her novels include The Edible Woman, Surfacing, The Handmaid's Tale, Cat's Eye, The Robber Bride, Alias Grace and the winner of the Booker Prize, The Blind Assassin. Her work is acclaimed internationally and has been translated into thirty-three languages. She is the recipient of many literary awards and honours from various countries, including Britain, Italy, France, Sweden, and Norway, as well as Canada and the United States. Margaret Atwood lives in Toronto with writer Graeme Gibson.