About the Authors

Steven Riley


Affiliation MRC Centre for Outbreak Analysis and Modelling, Department of Infectious Disease Epidemiology, School of Public Health, Imperial College London, London, United Kingdom

Competing Interests

The author has declared that no competing interest exists.

Author Contributions

Wrote the first draft of the manuscript: SR. Contributed to the writing of the manuscript: SR. ICMJE criteria for authorship read and met: SR.