On this week's episode of Talking History: Dr Patrick Geoghegan delves into a roundup of history books - the life of Julian of Norwich with Dr Claire Gilbert; Katherine MacInnes on her book 'Snow Widows: Scott's Fatal Antarctic Expedition by the Women Left Behind'; and we hear about 'The Death Census of Black '47 - Eyewitness Accounts of Ireland's Great Famine' from QUB's Professor Liam Kennedy.