Dr Geraldine O’Reilly is chief physicist and head of the Medical Physics and Bioengineering Department (MPBE) in St James’s Hospital.  The department provides scientific and technical support to clinical users and hospital management and looks after all of the hospital’s medical and imaging equipment. Geraldine is also the radiation protection adviser to the hospital.

Geraldine joined the hospital in 1999 and was appointed chief physicist in 2012.

In addition to her hospital role, Geraldine has been actively involved in the development of radiation safety legislation, standards and guidance at a national and international level for the last 20 years. She has served on state boards and advisory committees for regulatory radiation protection agencies and has worked with the International Atomic Energy Agency on a number of technical documents and training activities.  She is also one of two Irish experts on an EU group that advises the European Commission on all matters relating to radiation safety and she chairs the subcommittee to that group which looks specifically at the use of ionising radiation in medicine.  

Geraldine’s academic qualifications include a BSc (Hons) in Experimental Physics, MSc and PhD from University College Dublin. She also has a Diploma in Management from Trinity College Dublin (TCD). She is a lecturer on a number of post graduate programmes in TCD and the Royal College of Surgeons.