F A Worsley

A native New Zealander, Frank A. Worsley served as a reserve officer in the Royal Navy before becoming captain of the Endurance. He commanded two ships in the First World War, for which he was decorated. He sailed again with Shackleton in 121 and in 1925 was the joint leader of the British Arctic Expedition. He died in 1943.

Sara Wheeler was brought up in Bristol. She read Classics and Modern Languages at Oxford University before embarking on polar explorations. A traveller, journalist and broadcaster, she lives in London with her partner and young son. She is the author of six previous books, including Terra Incognita: Travels in Antarctica, Cherry: A Life of Apsley Cherry-Garrard,Too Close to the Sun: The Life and Times of Denys Finch Hatton and The Magnetic North.