Dunne, E and Duggan, M and O'Mahony, John (2012) Mental health services for homeless: patient profile and factors associated with suicide and homicide. Irish Medical Journal, 105, (3), pp. 71-74.

O'Mahony, John (2017) RSA alcohol and driving research 2017. Dublin: Road Safety Authority.

O'Mahony, John (2021) Driver attitudes & behaviour survey 2020. Dublin: Road Safety Authority.

O'Mahony, John and Barbonetti, Laura and Gunning, Cormac (2024) National survey on e-scooters 2024. Dublin: Road Safety Authority.

Ipsos B&A. O'Mahony, John and Gunning, Cormac (2025) The Road Safety Authority safety performance indicators 2025. Dublin: Road Safety Authority.

O'Mahony, John and Tapley, Nigel (2015) Driver attitudes & behaviour survey 2014. Dublin: Road Safety Authority.