About the Authors

Samuel R. Walton

Roles Conceptualization, Data curation, Formal analysis, Methodology, Visualization, Writing – original draft, Writing – review & editing

samuel.walton@vcuhealth.org (SRW)

Affiliations Department of Physical Medicine and Rehabilitation, Virginia Commonwealth University School of Medicine, Richmond,Virginia, United States of America, Richmond Veterans Affairs Medical Center, Central Virginia Virginia Health Care System, Richmond, Virginia, United States of America

John J. Fraser

Roles Conceptualization, Methodology, Writing – original draft, Writing – review & editing

Affiliations Department of Physical Medicine and Rehabilitation, Uniformed Services University of the Health Sciences School of Medicine, Bethesda, Maryland, United States of America, University of Kentucky Sports Medicine Research Institute, Lexington, Kentucky, United States of America

Jessie R. Oldham

Roles Methodology, Writing – original draft, Writing – review & editing

Affiliation Department of Physical Medicine and Rehabilitation, Virginia Commonwealth University School of Medicine, Richmond,Virginia, United States of America

Mark L. Ettenhofer

Roles Methodology, Writing – original draft, Writing – review & editing

Affiliations Traumatic Brain Injury Center of Excellence, Naval Medical Center San Diego, San Diego, California, United States of America, University of California, San Diego, California, United States of America, General Dynamics Information Technology, San Diego, California, United States of America

Patrick Armistead-Jehle

Roles Methodology, Writing – original draft, Writing – review & editing

Affiliation Munson Army Health Center, Fort Leavenworth, Kansas, United States of America

Hannah M. Lindsey

Roles Conceptualization, Data curation, Formal analysis, Methodology, Resources, Writing – original draft, Writing – review & editing

Affiliations Department of Neurology, University of Utah School of Medicine, Salt Lake City, Utah, United States of America, George E. Wahlen Virginia Medical Center, Salt Lake City, Utah, United States of America

Naomi J. Goodrich-Hunsaker

Roles Conceptualization, Data curation, Formal analysis, Methodology, Resources, Writing – original draft, Writing – review & editing

Affiliations Department of Neurology, University of Utah School of Medicine, Salt Lake City, Utah, United States of America, George E. Wahlen Virginia Medical Center, Salt Lake City, Utah, United States of America

Emily L. Dennis

Roles Data curation, Methodology, Resources, Writing – original draft, Writing – review & editing

Affiliation Department of Neurology, University of Utah School of Medicine, Salt Lake City, Utah, United States of America

Elisabeth A. Wilde

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Writing – review & editing

Affiliations Department of Neurology, University of Utah School of Medicine, Salt Lake City, Utah, United States of America, George E. Wahlen Virginia Medical Center, Salt Lake City, Utah, United States of America

Sarah M. Jurick

Roles Methodology, Writing – original draft, Writing – review & editing

Affiliations Naval Health Research Center, San Diego, California, United States of America, Leidos, Inc., Reston, Virginia, United States of America

Michael J. Hall

Roles Methodology, Writing – review & editing

Affiliation Department of Physical Medicine and Rehabilitation, Virginia Commonwealth University School of Medicine, Richmond,Virginia, United States of America

Randel L. Swanson

Roles Conceptualization, Methodology, Writing – review & editing

Affiliations Department of Physical Medicine and Rehabilitation, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania, United States of America, Center for Neurotrauma, Neurodegeneration and Restoration, Corporal Michael J. Crescenz Virginia Medical Center, Philadelphia, Pennsylvania, United States of America

Andrew J. MacGregor

Roles Methodology, Writing – original draft, Writing – review & editing

Affiliation Naval Health Research Center, San Diego, California, United States of America

David F. Tate

Roles Data curation, Methodology, Project administration, Writing – review & editing

Affiliation Department of Neurology, University of Utah School of Medicine, Salt Lake City, Utah, United States of America

David X. Cifu

Roles Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Writing – review & editing

Affiliations Department of Physical Medicine and Rehabilitation, Virginia Commonwealth University School of Medicine, Richmond,Virginia, United States of America, Richmond Veterans Affairs Medical Center, Central Virginia Virginia Health Care System, Richmond, Virginia, United States of America

William C. Walker

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Writing – review & editing

Affiliations Department of Physical Medicine and Rehabilitation, Virginia Commonwealth University School of Medicine, Richmond,Virginia, United States of America, Richmond Veterans Affairs Medical Center, Central Virginia Virginia Health Care System, Richmond, Virginia, United States of America

Competing Interests

I have read the journal's policy and the authors of this manuscript have the following competing interests: SRW declares separate funding support from the Departments of Defense and Veterans affairs for projects related to the LIMBIC-CENC study; honorarium and conference travel support from the National Athletic Trainers’ Association and the University of California – Los Angeles; and serves in unpaid leadership roles with the World Federation of Athletic Training and Therapy (WFATT) and the Concussion in Sport Group (CISG). JJF reports grants from Congressionally Directed Medical Research Programs and the Office of Naval Research, outside of the submitted work; and has a patent pending for an Adaptive and Variable Stiffness Ankle Brace, U.S. Provisional Patent Application No. 63254,474. JRO receives support from the Thrasher Research Fund and National Institute of Arthritis and Musculoskeletal Skin Diseases (8K12AR084233-03). EAW reports grants from Congressionally Directed Medical Research Programs, US Department of Veterans Affairs, and National Institutes of Health, outside of the submitted work. RLS was supported, in part, by the US Department of Veterans Affairs Rehabilitation Research and Development Service under award number IK2 RX003651, for an independent project related to the LIMBIC-CENC study. DFT, DXC, and WCW report separate funding support from the DoD & VA for projects related to the LIMBIC-CENC study. The remaining authors have no disclosures of potential conflicts of interest to report. This does not alter our adherence to PLOS ONE policies on sharing data and materials.