Isobel P. Williams is a retired Medical Consultant Physician who has gone on to become a widely respected author, cruise speaker and lecturer on polar matters. Her work includes biographies of Edward Wilson and Edgar Evans. She lectures regularly on Shackleton, Wilson Edgar Evans, Bruce, Mawson, also on Antarctic subjects and has published papers on these great men.John Dudeney spent 40 years as a research scientist and then as the Deputy Director of the British Antarctic Survey. He travelled to Antarctica often and and spent two winters there in the late 1960s. In retirement he has become engaged in research on the political history of Antarctica from the 1880s through to the present day. He has published several papers in recent years that have looked at myths that surround the British explorers of the heroic age, with emphasis on Shackleton and Bruce. He lectures widely on Antarctic matters, including annual visits to Antarctic as a historian/guide.