2027 NMCA Annual Convention

Brandon Brock

PhD, DNP, DC, APRN, NP-C, DACNB

Dr. Brandon Brock is a chiropractor and clinician in Dallas, Texas, specializing in functional neurology, nutrition, and regenerative medicine.

James Demetrious

DC, DABCO

James Demetrious, DC, DABCO is a nationally distinguished board-certified recognized chiropractic orthopedist and a leading authority in evidence-based care, clinical risk management, and advanced diagnostic assessment. A Diplomate of the International Academy of Neuromusculoskeletal Medicine, Dr. Demetrious brings deep clinical insight and academic rigor to chiropractic education. As a trusted educator on the NCMIC Speakers Bureau, he delivers dynamic, evidence-based postgraduate programs nationwide. He is also the founder of PostGradDC, a PACE-approved CE provider whose courses qualify for NCMIC’s malpractice insurance discount—offering both clinical and financial value to state associations and their members. Dr. Demetrious is a published researcher and editor whose peer-reviewed work emphasizes differential diagnosis, patient safety, and clinical excellence. He was the first to publish research linking fluoroquinolone antibiotics to connective tissue degradation and cervical artery dissection—a breakthrough with significant implications for diagnosis and care. He offers specialized certification programs in Cervical Artery Dissection, Intervertebral Disc Herniation, and Advanced Spinal Imaging, and frequently collaborates with state associations to deliver high-impact education. A steadfast advocate for the chiropractic profession, Dr. Demetrious is widely respected for his leadership in clinical education, expert testimony in malpractice cases, and commitment to preserving the integrity of chiropractic care. Associations seeking a highly credentialed, engaging speaker will find his programs uniquely valuable to their members and mission.

Robert Silverman

DC, DACBN, DCBCN, MS, CCN, CNS, CSCS, CIISN, CKTP, CES, HKC, FAKTR

Dr. Robert Silverman is a chiropractic doctor, clinical nutritionist, national/international speaker, and author of Amazon's #1 bestseller "Inside-Out Health," as well as "Immune Reboot." He is the founder and CEO of Westchester Integrative Health Ctr. and graduated magna cum laude from the University of Bridgeport College of Chiropractic with a Master of Science in human nutrition. Named "Sports Chiropractor of the Year" in 2015 by the ACA Sports Council, Dr. Silverman serves on the advisory board for the Functional Medicine University, is a seasoned health and wellness expert, and a frequently published author in peer-reviewed journals and mainstream publications. He was also the principal investigator on two Level 1 laser FDA studies.

Jeff McKinley

DC, CCSP, CKTP, CPEP, FICC

Dr. Jeffrey McKinley, DC, CCSP, is a Certified Chiropractic Sports Physician who has practiced in McMinnville, Tennessee, since 1990 and lectures for the Foot Levelers Speakers Bureau. He was named Tennessee Chiropractor of the Year in 2005.