About the Authors

A. Paolo Masucci

a.masucci@ucl.ac.uk

Affiliation Centre for Advanced Spatial Analysis, University College of London, London, United Kingdom

Kiril Stanilov

Affiliations Centre for Advanced Spatial Analysis, University College of London, London, United Kingdom, Martin Centre, University of Cambridge, Cambridge, United Kingdom

Michael Batty

Affiliation Centre for Advanced Spatial Analysis, University College of London, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: APM. Contributed reagents/materials/analysis tools: APM KS. Wrote the paper: APM KS MB.