About the Authors

Nick Orr

Contributed equally to this work with: Nick Orr, Rosie Cooke

nicholas.orr@icr.ac.uk

Affiliation The Breakthrough Breast Cancer Research Centre, The Institute of Cancer Research, London, United Kingdom

Rosie Cooke

Contributed equally to this work with: Nick Orr, Rosie Cooke

Affiliation Section of Epidemiology, The Institute of Cancer Research, Sutton, United Kingdom

Michael Jones

Affiliation Section of Epidemiology, The Institute of Cancer Research, Sutton, United Kingdom

Olivia Fletcher

Affiliation The Breakthrough Breast Cancer Research Centre, The Institute of Cancer Research, London, United Kingdom

Frank Dudbridge

Affiliation Department of Non-Communicable Disease Epidemiology, The London School of Hygiene and Tropical Medicine, London, United Kingdom

Sarah Chilcott-Burns

Affiliation The Breakthrough Breast Cancer Research Centre, The Institute of Cancer Research, London, United Kingdom

Katarzyna Tomczyk

Affiliation The Breakthrough Breast Cancer Research Centre, The Institute of Cancer Research, London, United Kingdom

Peter Broderick

Affiliation Section of Cancer Genetics, The Institute of Cancer Research, Sutton, United Kingdom

Richard Houlston

Affiliation Section of Cancer Genetics, The Institute of Cancer Research, Sutton, United Kingdom

Alan Ashworth

Affiliation The Breakthrough Breast Cancer Research Centre, The Institute of Cancer Research, London, United Kingdom

Anthony Swerdlow

Affiliation Section of Epidemiology, The Institute of Cancer Research, Sutton, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NO AA AS. Performed the experiments: SC-B KT. Analyzed the data: NO RC OF FD. Contributed reagents/materials/analysis tools: RC MJ PB RH AA AS. Wrote the paper: NO OF. Provided critical revisions: MJ FD RH AA AS.