Mark Sibbering has been a Consultant Breast Surgeon at the Royal Derby Hospital since 1997. He is currently the immediate Past President of the Association of Breast Surgery (ABS). He is a National Advisor to Public Health England on Breast Screening. He is Chair of the Research Advisory Committee on Breast Screening. His previous roles include ABS Meetings Secretary (2008-13) and Chair of the ABS / NHS Breast Screening Programme Audit of Screen Detected breast Cancers (2013-16). His current breast research interests include management of women at increased familial risk, axillary management in breast cancer (POSNOC trial) and surgical excision margin assessment.