About the Authors

Desislava Hristova

desislava.hristova@cl.cam.ac.uk

Affiliation Computer Laboratory, University of Cambridge, Cambridge, United Kingdom

Alex Rutherford

Affiliation United Nations Global Pulse, New York, NY, United States of America

Jose Anson

Affiliation Universal Postal Union, Bern, Switzerland

Miguel Luengo-Oroz

Affiliation United Nations Global Pulse, New York, NY, United States of America

Cecilia Mascolo

Affiliation Computer Laboratory, University of Cambridge, Cambridge, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DH AR JA MLO. Performed the experiments: DH. Analyzed the data: DH AR JA. Contributed reagents/materials/analysis tools: AR JA MLO. Wrote the paper: DH AR JA MLO CM.