Dr Alexandra Stewart
Dr Alexandra Stewart is a Consultant Clinical Oncologist with a special interest in gynaecological oncology, lower gastrointestinal cancer and high dose rate brachytherapy. She qualified in 1997 and trained at Charing Cross and the Royal Marsden Hospitals with a Fellowship at Harvard University in Boston. Her clinical interests include the improvement of radiotherapy dose delivery in pelvic cancer, using conformal radiotherapy and/or brachytherapy. She developed IMRT and image-guided brachytherapy for cervical cancer at St Luke’s Cancer Centre and has introduced rectal brachytherapy to the South of England. She is now introducing IMRT for anal cancer and vulvar cancer at St Luke's.Mr Mark Halling-Brown
Mark is currently Head of Scientific Computing at Royal Surrey County Hospital. The teams remit covers involvement in a number of areas including Clinical Computing, NCCPM, Radiation Protection, Nuclear Medicine and Radiotherapy. The team are involved in the development of services and techniques for visualization, collection, analysis and investigation of medical imagery, improvement of QA services, development of Remote QC and dose monitoring capabilities and cutting edge techniques for VP SPECT Imaging. Previous to this role, Mark was HSO in the computational biology group at the ICR working on development of a chemogenomic resources for capturing and integrating cancer drug discovery data.