Zacariah Shannon

Dr. Zacariah Shannon serves as Assistant Professor at the Palmer Center for Chiropractic Research (PCCR), Palmer College of Chiropractic, where he conducts clinical trials and epidemiological research focused on chiropractic care for musculoskeletal pain.

His educational background spans multiple disciplines:

• Ph.D. in Epidemiology, University of Iowa
• M.S. in Clinical Research, Palmer College of Chiropractic
• Doctor of Chiropractic (D.C.), Palmer College of Chiropractic
• B.S. in Biological Sciences, Illinois State University

Dr. Shannon's research integrates evidence-based clinical practice with population health methodologies, particularly examining dose effects in chiropractic care for chronic low back pain among veterans and active military personnel. His work addresses implementation science challenges in translating clinical guidelines into real-world practice through pragmatic trials like IMPACt-LBP.

Key recognitions include:

• NBCE Top Paper Awards (2021-2022)
• NCCIH Fellow/Trainee (2018-2020)
• NCMIC Foundation Educational Fellowship (2018-2022)
• Thelma Fordyce-Mack Award for Innovation in Chiropractic Education (2018)

He currently serves as Co-investigator on the NCCIH/NICHD/NIAMS-funded IMPACt-LBP trial and previously contributed as Postdoctoral Research Scholar to the landmark VERDICT veteran study. His work operates within PCCR's extensive research ecosystem that includes 15+ active projects spanning veteran care, military health, geriatric interventions, and safety studies.

Dr. Shannon's research activities are centered within the Palmer Center for Chiropractic Research, which maintains collaborative relationships with Department of Veterans Affairs facilities, military treatment centers, and the National Institutes of Health through multiple federally funded initiatives.