About the Authors

P. William Hughes

william_hughes@carleton.ca

Affiliations Department of Biology, Carleton University, Ottawa, Ontario, Canada, Faculty of Education, University of Cambridge, Cambridge, United Kingdom

Michelle R. Ellefson

Affiliation Faculty of Education, University of Cambridge, Cambridge, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PWH MRE. Performed the experiments: PWH. Analyzed the data: PWH MRE. Contributed reagents/materials/analysis tools: PWH. Wrote the manuscript: PWH MRE.