Dr Jacob F. Field is a historian and writer who was a contributor to 1001 Historic Sites and 1001 Battles. He is the author of One Bloody Thing After Another: The World's Gruesome History, and We Shall Fight on the Beaches: The Speeches That Inspired History, both published by Michael O'Mara Books. He studied for his undergraduate degree at the University of Oxford, and then moved to Newcastle University for his PhD, where he completed a thesis on the Great Fire of London. He then worked as a research associate at the University of Cambridge.