Elinor Sawyer


Consultant clinical oncologist


Elinor Sawyer is an academic clinical oncologist specialising in radiotherapy and systemic therapy for breast cancer. She has been a consultant at Guy's and St Thomas' NHS Foundation Trust since 2005. She also leads the molecular breast cancer genetics research group at King's College London.

She trained in medicine at UCL and completed a PhD in molecular genetics at the London Research Institute. She then trained as a clinician scientist.

She is actively involved in a number of breast cancer clinical trials and leads the Guy's breast cancer radiotherapy development group.

Education and training

  • 2003, PhD, University of London
  • 1997, Fellowship of the Royal College of Radiologists (FRCR), London
  • 1994 Membership of the Royal College of Physicians (MRCP), London 
  • 1991, Medicine (MBBS), University College and Middlesex School of Medicine

Research interests

Elinor leads her own research group focusing on the molecular genetics of breast cancer, particularly lobular breast cancer and pre-invasive disease (LCIS and DCIS). Her areas of expertise are genetic predisposition to breast cancer and identification of biomarkers that predict progression of LCIS and DCIS to invasive disease.


  • Elected to the Fellowship of the Royal College of Physicians, 2018

  • British Oncology Association young investigator award, 2001

Last updated: April 2022

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