About the Authors

Cedric Boeckx

Affiliations ICREA, Barcelona, Spain, Universitat de Barcelona, Barcelona, Spain

Evelina Leivada

evelina@biolinguistics.eu

Affiliation Universitat de Barcelona, Barcelona, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CB EL. Performed the experiments: EL. Analyzed the data: CB EL. Contributed reagents/materials/analysis tools: EL. Wrote the paper: CB EL.