Prof Gallagher’s research applies psychological principles and theory to enable individuals with disabilities or long-term conditions to achieve optimal physical, psychological and social outcomes. There is a particular focus on amputation, prosthetics, outcome measurement and the role of assistive technology in enabling people to live personally meaningful lives. She co-directs the Dublin Psychoprosthetics Group, a multidisciplinary international collaborative applying psychological principles to prosthetic use ( She developed the widely-used Trinity Amputation and Prosthesis Experience Scales (TAPES) to facilitate examination of the psychosocial processes involved in adjusting to a prosthesis. She has authored numerous papers, books and reports in the field.