Natale Barca is a Fellow of the Society of Antiquaries of London. He has also been a visiting scholar researcher at the University of California, Berkely, CA, and an academic visitor at the University of London's Institute of Classical Studies. As well as being a member of the Society for the Promotion of Roman Studies (Roman Society), London, he is the author of fifteen monographs, many focused on the political and military history of Late Republican Rome.