About the Authors

Michael J. Hull

Affiliations Institute for Adaptive and Neural Computation, University of Edinburgh, Edinburgh, United Kingdom, School of Biological Sciences, University of Bristol, Bristol, United Kingdom

Stephen R. Soffe

Affiliation School of Biological Sciences, University of Bristol, Bristol, United Kingdom

David J. Willshaw

Affiliation Institute for Adaptive and Neural Computation, University of Edinburgh, Edinburgh, United Kingdom

Alan Roberts

a.roberts@bristol.ac.uk

Affiliation School of Biological Sciences, University of Bristol, Bristol, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MJH SRS DJW AR. Wrote the paper: MJH SRS DJW AR.