Editorial
Open Access
Lessons Learned
Jack P. Callaghan
Page: 77–77
DOI: 10.1123/jab.2021-0007
Obituary
Open Access
Richard C. Nelson (1932–2020)
John H. Challis
Page: 78–79
DOI: 10.1123/jab.2021-0064
Original Research
The Influence of Hard Hat Design Features on Head Acceleration Attenuation
Arthur Alves Dos Santos, James Sorce, Alexandra Schonning, Grant Bevill
Page: 80–86
DOI: 10.1123/jab.2020-0182
Foot Posture, Muscle Strength, Range of Motion, and Plantar Sensation in Overweight and Obese
Banu Unver, Kartal Selici, Eda Akbas, Emin Ulas Erdem
Page: 87–94
DOI: 10.1123/jab.2020-0119
Sex and Stride Impact Joint Stiffness During Loaded Running
Tyler N. Brown, AuraLea C. Fain, Kayla D. Seymore, Nicholas J. Lobb
Page: 95–101
DOI: 10.1123/jab.2020-0135
Test–Retest Reliability and the Effects of Walking Speed on Stride Time Variability During Continuous, Overground Walking in Healthy Young Adults
Nicholas S. Ryan, Paul A. Bruno, John M. Barden
Page: 102–108
DOI: 10.1123/jab.2020-0138
Obese Youth Demonstrate Altered Landing Knee Mechanics Unrelated to Lower-Extremity Peak Torque When Compared With Healthy Weight Youth
Matthew S. Briggs, Claire Spech, Rachel King, Mike McNally, Matthew Paponetti, Sharon Bout-Tabaku, Laura Schmitt
Page: 109–117
DOI: 10.1123/jab.2020-0013
Open Access
Relationships Between Arch Height Flexibility and Medial–Lateral Ground Reaction Forces in Rearfoot and Forefoot Strike Runners
Caleb D. Johnson, Irene S. Davis
Page: 118–121
DOI: 10.1123/jab.2020-0205
Cervical Spine Musculotendon Lengths When Reading a Tablet in Three Seated Positions
Kaitlin M. Gallagher, Anita N. Vasavada, Leah Fischer, Ethan C. Douglas
Page: 122–129
DOI: 10.1123/jab.2020-0062
Open Access
Quantifying Achievable Levels of Improvement in Knee Joint Biomechanics During Gait After Total Knee Arthroplasty Relative to Osteoarthritis Severity
Jereme B. Outerleys, Michael J. Dunbar, Glen Richardson, Cheryl L. Hubley-Kozey, Janie L. Astephen Wilson
Page: 130–138
DOI: 10.1123/jab.2020-0051
Trunk Postural Control Strategies Among Persons With Lower-Limb Amputation While Walking and Performing a Concurrent Task
Courtney M. Butowicz, Julian C. Acasio, Brad D. Hendershot
Page: 139–144
DOI: 10.1123/jab.2020-0001
Open Access
The Effect of Player Contact Characteristics on Head Impact Exposure in Youth Football Games
Daniella M. DiGuglielmo, Mireille E. Kelley, Mark A. Espeland, Zachary A. Gregory, Tanner D. Payne, Derek A. Jones, Tanner M. Filben, Alexander K. Powers, Joel D. Stitzel, Jillian E. Urban
Page: 145–155
DOI: 10.1123/jab.2020-0145
Joint Coordination and Stiffness During Landing in Individuals With Chronic Ankle Instability
Yumeng Li, Jupil Ko, Marika A. Walker, Cathleen N. Brown, Kathy J. Simpson
Page: 156–162
DOI: 10.1123/jab.2020-0272
Education and Outreach
Interactive Digital Experience as an Alternative Laboratory (IDEAL): Creative Investigation of Forensic Biomechanics
Valerie A. Troutman, Michele J. Grimm
Page: 163–170
DOI: 10.1123/jab.2020-0171
