About the Authors

Alejandro Llorente

Affiliations Instituto de Ingeniería del Conocimiento, Universidad Autónoma de Madrid, Madrid 28049, Spain, Departamento de Matemáticas & GISC, Universidad Carlos III de Madrid, Leganés 28911, Spain

Manuel Garcia-Herranz

Affiliation UNICEF Innovation Unit, New York, NY 10017, USA

Manuel Cebrian

Affiliations Department of Computer Science and Engineering, University of California at San Diego, La Jolla, CA 92093, USA, National Information and Communications Technology Australia, Melbourne, Victoria 3003, Australia

Esteban Moro

emoro@math.uc3m.es

Affiliations Instituto de Ingeniería del Conocimiento, Universidad Autónoma de Madrid, Madrid 28049, Spain, Departamento de Matemáticas & GISC, Universidad Carlos III de Madrid, Leganés 28911, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AL MGH MC EM. Performed the experiments: AL MGH MC EM. Analyzed the data: AL MGH MC EM. Contributed reagents/materials/analysis tools: AL MGH MC EM. Wrote the paper: AL MGH MC EM.