About the Authors

Michael Craig

m.craig-4@sms.ed.ac.uk

Affiliations Human Cognitive Neuroscience, Department of Psychology, University of Edinburgh, Edinburgh, United Kingdom, Centre for Cognitive Ageing and Cognitive Epidemiology, University of Edinburgh, Edinburgh, United Kingdom

Sergio Della Sala

Affiliations Human Cognitive Neuroscience, Department of Psychology, University of Edinburgh, Edinburgh, United Kingdom, Centre for Cognitive Ageing and Cognitive Epidemiology, University of Edinburgh, Edinburgh, United Kingdom

Michaela Dewar

Affiliations Human Cognitive Neuroscience, Department of Psychology, University of Edinburgh, Edinburgh, United Kingdom, Centre for Cognitive Ageing and Cognitive Epidemiology, University of Edinburgh, Edinburgh, United Kingdom, Department of Psychology, Heriot-Watt University, Edinburgh, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MC MD SDS. Performed the experiments: MC. Analyzed the data: MC MD. Contributed reagents/materials/analysis tools: MC MD SDS. Wrote the paper: MC MD SDS.