Mae'r cynnwys hwn ar gael yn Saesneg yn unig.
Dr Rhys Dafydd Jones and Dr Elin Royles were interviewed on BBC Radio Cymru (Dr Rhys Dafydd Jones on Post Cyntaf, and Dr Elin Royles on Post Prynhawn) talking about the Brexit debate in Aberystwyth and the launch of the WISERD Centre for Welsh Politics and Society.