Nia was educated at the universities of Cambridge, Oxford, and Bangor. As a historian and researcher she has focussed on medieval Wales, as well as on Britain and Scandinavia.

The Mabinogion and Arthurian legends are prominent topics in her research.

She has also written and taught on modern Welsh politics, the Welsh in America, the American Civil War, and on queer and trans history in Wales.

Presenter

• Glyndwr: Gobaith a Gwaed, tv documentary about the medieval Welsh rebel Owain Glyndwr

Historical Consultancy work:

• Glyndwr: Gobaith a Gwaed, tv documentary about the medieval Welsh rebel Owain Glyndwr

• for the award-winning BBC podcast ‘Hanes Mawr Cymru’ (Welsh history for young students)

• Dim Rwan Na Nawr, BBC Radio Cymru podcast

to inquire about rates for work as a historical consultant, see ‘contact’

Guest

• Beti a’i Phobol (BBC Radio Cymru, equivalent of Desert Island Discs)

• Coverage of royal visit to Cardiff, September 2022 on BBC Radio 4 and BBC Radio Wales

• Numerous guest spots on Radio Cymru, Radio Wales, Radio 4 and BBC Radio Ulster discussing such topics as the Romans in Wales, the Viking Age, 20th-century Welsh Nationalism

• TV appearances on BBC 1; S4C; CBC (Canada); ABC (United States), discussing such topics as the Investiture of the Prince of Wales, Tryweryn, Medieval Wales, the Glyndwr Revolt