O'Connor wrote an article for The Irish Times in January 2021 reflecting on the difficulties of preparing for the Leaving Certificate examinations during the pandemic.[10] O'Connor was one of the contributors to an anthology, Empty House, co-edited by Alice Kinsella and Nessa O'Mahony and included contributions from Rick O'Shea and Paula Meehan.[2][11] For Earth Day 2021, O'Connor was one of the organisers for Fridays for Future Ireland's virtual event, which called on the Minister for Climate Action Eamon Ryan to take more and immediate action on climate change.[12]