About the Authors

Rachel Clark

Affiliation Interdisciplinary Graduate Program in Neuroscience, University of Iowa, Iowa City, IA, United States of America

Michael Freedberg

Affiliation Interdisciplinary Graduate Program in Neuroscience, University of Iowa, Iowa City, IA, United States of America

Eliot Hazeltine

Affiliations Interdisciplinary Graduate Program in Neuroscience, University of Iowa, Iowa City, IA, United States of America, Department of Psychological and Brain Sciences, The University of Iowa, Iowa City, IA, United States of America

Michelle W. Voss

michelle-voss@uiowa.edu

Affiliations Interdisciplinary Graduate Program in Neuroscience, University of Iowa, Iowa City, IA, United States of America, Department of Psychological and Brain Sciences, The University of Iowa, Iowa City, IA, United States of America, Aging Mind and Brain Initiative (AMBI), The University of Iowa, Iowa City, IA, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MV EH. Performed the experiments: RC MV EH. Analyzed the data: RC MF EH MV. Contributed reagents/materials/analysis tools: RC MF EH MV. Wrote the paper: RC MF EH MV.