Dr. Patrick Geoghegan is an Irish historian and broadcaster, best known for his work as a lecturer in history at Trinity College Dublin and as the host of the RTÉ Radio 1 program Talking History. Specializing in 18th- and 19th-century Irish history, he has published on figures such as Daniel O’Connell and Robert Emmet, with notable works including Liberator: The Life and Death of Daniel O’Connell and Robert Emmet: A Life. Geoghegan has also played a public role in promoting historical scholarship, contributing to media and educational programming in Ireland, and serving as a judge for the annual Hennessy Literary Awards.