Dr Richard Aldous is the head of the School of History and Archives at University College, Dublin. He comments regularly on international affairs on Radio 4 and 5, Prime Time, Questions and Answers and contributes to the Irish Times. His published works include a book on Gladstone and Disraeli - The Lion and the Unicorn - Tunes of Glory and Harold MacMillan.
Dr Jacob F. Field is a research associate at the University of Cambridge, has a degree in history from the University of Oxford, and has taught economic and military history at Massey University and the University of Waikato. He has written and contributed to numerous books and academic papers and is the author of One Bloody Thing After Another, We Shall Fight on the Beaches and D-Day: The Facts Behind Operation Overlord.