About the Authors

David B. Carr

DCarr@wustl.edu

Affiliation Division of Geriatrics and Nutritional Science, Division of Neurorehabilitation, Washington University in St. Louis, The Rehabilitation Institute of St. Louis (TRISL), Parc Provence, St. Louis, MO, United States of America

Peggy P. Barco

Affiliation Program in Occupational Therapy, Washington University in St. Louis, St. Louis, MO, United States of America

Ganesh M. Babulal

Affiliation Department of Neurology, Washington University in St. Louis, St. Louis, MO, United States of America

Sarah H. Stout

Affiliations Department of Neurology, Washington University in St. Louis, St. Louis, MO, United States of America, Knight Alzheimer’s Disease Research Center, Washington University in St. Louis, St. Louis, MO, United States of America

Anne M. Johnson

Affiliation Center for Clinical Studies, Washington University in St. Louis, St. Louis, MO, United States of America

Chengjie Xiong

Affiliation Division of Biostatistics, Washington University in St. Louis, St. Louis, MO, United States of America

John C. Morris

Affiliations Department of Neurology, Washington University in St. Louis, St. Louis, MO, United States of America, Knight Alzheimer’s Disease Research Center, Washington University in St. Louis, St. Louis, MO, United States of America, The Center for Aging, Memory and Aging Project, Washington University in St. Louis, St. Louis, MO, United States of America

Catherine M. Roe

Affiliation Department of Neurology, Washington University in St. Louis, St. Louis, MO, United States of America

Competing Interests

I have read the journal's policy and the authors of this manuscript have the following competing interests. DBC: Grants/Funds: NIA, Missouri Department of Transportation, State Farm Insurance; Speaker Forum: St. Louis Alzheimer’s Association, Association for Driver Rehabilitation Specialists (ADED), Canadian Psychiatric Association; Consultant: Medscape, Traffic Injury Research Foundation, University of Ontario, AAA Foundation for Traffic Safety; Board Member: Committee Member on Advocacy for St. Louis Chapter Alzheimer’s Association. PPB: Employment/Affiliation: PRN Occupational Therapist Driving Specialist at The Rehabilitation Institute of St. Louis; Grants/Funds: NIA, Missouri Department of Transportation; Consultant: Traffic Injury Research Foundation; Copyright: Record of Driving Errors (RODE). SHS: Grants/Funds: NIA. AMJ: Grants/Funds: NIA, Missouri Department of Transportation. JMC: Grants/Funds: NIA; Honoraria: Eli Lilly; Consultant: Takeda Pharmaceuticals; Royalties: Blackwell Medical Publishers and Taylor & Francis; Board Member: AAN Board of Directors. CMR: Grants/Funds: NIA. These relationships and our willingness to provide the data do not alter our adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceptualization: DBC PPB GMB SHS CMR. Data curation: CX. Formal analysis: DBC PPB CX JCM CMR. Funding acquisition: JCM CMR. Investigation: PPB SHS AMJ. Methodology: DBC PPB GMB SHS JCM CMR. Project administration: AMJ CMR. Resources: AMJ CX. Supervision: CMR. Visualization: DBC PPB GMB. Writing – original draft: DBC PPB GM. Writing – review & editing: DBC PPB GMB SHS AMJ CX JCM CMR.