Sinn Féin leader Mary Lou McDonald (right) with Liadh Ní Riada MEP (centre), who will be the party’s candidate in the presidential election, and deputy leader Michelle O’Neill. Photograph: Cyril Byrne/The Irish Times.

Liadh Ní Riada, confirmed today as Sinn Féin’s candidate for the presidency, joined the party in 2011, just three years before winning a seat in the E(...)