\'Shackleton\'s Heroes\' by Wilson McOrist, with a foreword by Ranulph Fiennes, is a captivating account of the lesser-known but equally heroic members of Ernest Shackleton\'.... \'Shackleton\'s Heroes\' by Wilson McOrist, with a foreword by Ranulph Fiennes, is a captivating account of the lesser-known but equally heroic members of Ernest Shackleton\'...