About the Authors

Annett Schirmer

schirmer@nus.edu.sg

Affiliations Department of Psychology, National University of Singapore, Singapore, Singapore, Duke/NUS Graduate Medical School, Singapore, Singapore, LSI Neurobiology/Ageing Programme, National University of Singapore, Singapore, Singapore

Cui Shan Seow

Affiliation Department of Psychology, National University of Singapore, Singapore, Singapore

Trevor B. Penney

Affiliations Department of Psychology, National University of Singapore, Singapore, Singapore, LSI Neurobiology/Ageing Programme, National University of Singapore, Singapore, Singapore

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AS TBP. Performed the experiments: CSS. Analyzed the data: AS. Contributed reagents/materials/analysis tools: AS CSS. Wrote the paper: AS.