About the Authors

Erik Billing

Roles Conceptualization, Data curation, Project administration, Software, Supervision, Validation, Visualization, Writing – original draft

erik.billing@his.se

Affiliation University of Skövde, Skövde, Sweden

Tony Belpaeme

Roles Methodology, Project administration, Supervision, Writing – review & editing

Affiliations University of Plymouth, Plymouth, United Kingdom, IDLab - imec, Ghent University, Ghent, Belgium

Haibin Cai

Roles Investigation, Methodology, Software

Affiliation University of Portsmouth, Portsmouth, United Kingdom

Hoang-Long Cao

Roles Methodology, Software

Affiliations Vrije Universiteit Brussel, Brussel, Belgium, Flanders Make, Lommel, Belgium

Anamaria Ciocan

Roles Investigation, Validation

Affiliation Universitatea Babeş-Bolyai, Cluj-Napoca, Romania

Cristina Costescu

Roles Investigation, Methodology

Affiliation Universitatea Babeş-Bolyai, Cluj-Napoca, Romania

Daniel David

Roles Funding acquisition, Investigation, Methodology, Supervision, Validation

Affiliation Universitatea Babeş-Bolyai, Cluj-Napoca, Romania

Robert Homewood

Roles Data curation, Visualization

Affiliation University of Skövde, Skövde, Sweden

Daniel Hernandez Garcia

Roles Software, Writing – review & editing

Affiliation University of Plymouth, Plymouth, United Kingdom

Pablo Gómez Esteban

Roles Software

Affiliations Vrije Universiteit Brussel, Brussel, Belgium, Flanders Make, Lommel, Belgium

Honghai Liu

Roles Conceptualization, Data curation, Funding acquisition, Software, Supervision, Writing – review & editing

Affiliation University of Portsmouth, Portsmouth, United Kingdom

Vipul Nair

Roles Data curation, Validation

Affiliation University of Skövde, Skövde, Sweden

Silviu Matu

Roles Investigation, Methodology, Validation

Affiliation Universitatea Babeş-Bolyai, Cluj-Napoca, Romania

Alexandre Mazel

Roles Conceptualization, Resources

Affiliation SoftBank Robotics, Paris, France

Mihaela Selescu

Roles Investigation

Affiliation Universitatea Babeş-Bolyai, Cluj-Napoca, Romania

Emmanuel Senft

Roles Data curation, Software, Validation, Writing – review & editing

Affiliation University of Plymouth, Plymouth, United Kingdom

Serge Thill

Roles Conceptualization, Funding acquisition, Methodology, Writing – review & editing

Affiliations University of Skövde, Skövde, Sweden, Donders Institute for Brain, Cognition, and Behavior, Radboud University, Nijmegen, The Netherlands

Bram Vanderborght

Roles Conceptualization, Funding acquisition, Methodology, Writing – review & editing

Affiliations Vrije Universiteit Brussel, Brussel, Belgium, Flanders Make, Lommel, Belgium

David Vernon

Roles Funding acquisition, Methodology, Project administration, Software

Affiliation University of Skövde, Skövde, Sweden

Tom Ziemke

Roles Conceptualization, Funding acquisition, Project administration, Supervision, Writing – review & editing

Affiliations University of Skövde, Skövde, Sweden, Linköping University, Linköping, Sweden

Competing Interests

The stuy from which the manuscript data was collected made use of the Nao robot, which is developed and sold by SoftBank Robotics with whom author A.M. is affiliated. This does not alter our adherence to PLOS ONE policies on sharing data and materials.