1. Department of Psychology, York University, Toronto, Ontario, Canada.
2. Department of Physical Medicine and Rehabilitation, Harvard Medical School; Spaulding Rehabilitation Hospital and Spaulding Research Institute; MassGeneral Hospital for Children™ Sports Concussion Program; and Red Sox Foundation and Massachusetts General Hospital Home Base Program, Charlestown Massachusetts, USA.
3. Department of Computer Science, Colby College, Waterville, Maine, USA.
4. College of Osteopathic Medicine, University of New England, Biddeford, Maine, USA.