Abstract: Seth A. Seabury, PhD; Étienne Gaudette, PhD; Dana P. Goldman, PhD; Amy J. Markowitz, JD; Jordan Brooks, BA; Michael A. McCrea, PhD; David O. Okonkwo, MD, PhD; Geoffrey T. Manley, MD, PhD; and the TRACK-TBI Investigators; Opeolu Adeoye, MD; Neeraj Badjatia, MD; Kim Boase, BA; Yelena Bodien, PhD; M. Ross Bullock, MD, PhD; Randall Chesnut, MD; John D. Corrigan, PhD; Karen Crawford, MLIS; Ramon Diaz-Arrastia, MD, PhD; Sureyya Dikmen, PhD; Ann-Christine Duhaime, MD; Richard Ellenbogen, MD; V. Ramana Feeser, MD; Adam Ferguson, PhD; Brandon Foreman, MD; Raquel Gardner, MD; Joseph Giacino, PhD; Luis Gonzalez; Shankar Gopinath, MD; Rao Gullapalli, PhD; J. Claude Hemphill, MD; Gillian Hotz, PhD; Sonia Jain, PhD; Frederick Korley, MD, PhD; Joel Kramer, PsyD; Natalie Kreitzer, MD; Harvey Levin, MD; Chris Lindsell, PhD; Joan Machamer, MA; Christopher Madden, MD; Alastair Martin, PhD; Thomas McAllister, MD; Randall Merchant, PhD; Pratik Mukherjee, MD, PhD; Lindsay Nelson, PhD; Florence Noel, PhD; Eva Palacios, PhD; Daniel Perl, MD; Ava Puccio, PhD; Miri Rabinowitz, PhD; Claudia Robertson, MD; Jonathan Rosand, MD, MSc; Angelle Sander, PhD; Gabriella Satris, MSc; David Schnyer, PhD; Mark Sherer, PhD; Murray Stein, MD, MPH; Sabrina Taylor, PhD; Nancy Temkin, PhD; Arthur Toga, PhD; Alex Valadka, MD; Mary Vassar, RN, MS; Paul Vespa, MD; Kevin Wang, PhD; John Yue, BA; Esther Yuh, MD, PhD; Ross Zafonte, DO