GRIP - Key Persons


Dr. Benjamin Fergus

Job Titles:
  • Certified Chiropractic Physician
Dr. Benjamin Fergus is a board-certified chiropractic physician specializing in the rehabilitation of chronic and complex cases. He works closely with collegiate, professional, and olympic athletes on injury recovery, injury prevention, and performance strategies. He is a certified DNS practitioner and DNS Certified Exercise Trainer. He is the owner of Cornerstone Health in Evanston, IL and serves as the clinic director. He is the founder of GRIP Approach Educational Seminars as well as the creator of the GRIP Clinical Series & GRIP Performance Series. He speaks internationally on topics of healthcare, motor control, injury prevention and the role of fascia in the sensory nervous system.

Dr. Robert Newhalfen

Job Titles:
  • Certified Chiropractic Physician
  • Lead Instructor for the GRIP Performance Series
Dr. Robert Newhalfen is a board-certified chiropractic physician specializing in rehabilitation, biomechanics, and sports performance. He has extensive post-graduate experience in Motion Palpation, biomechanics, MDT, Dynamic Neuromuscular Stabilization (DNS), Active Release Technique (ART), Global Rehabilitation and Injury Prevention (GRIP), pediatric rehabilitation, temporomandibular dysfunction (TMJ and TMD) and various other areas. He is the owner of Motus Integrative Health and serves as the clinical director of their 2 locations. Dr. Newhalfen is a lead instructor for the GRIP Performance Series and an assistant instructor for the GRIP Clinical Series

Stephen Panteleakos

Job Titles:
  • Athletic Trainer
Stephen Panteleakos became an Athletic Trainer because it combines his love for helping others, problem solving, and exercise into one career. Stephen received his undergraduate degree in Exercise Science at Seattle Pacific University and earned his Master of Science in Athletic Training at the University of Idaho. As a student, Stephen had the privilege of performing a year-long intensive clinical internship at Cornerstone Health, with direct mentorship supervision from Dr. Benjamin Fergus and his team. Currently, Stephen treats a diverse patient population through his work as a civilian contractor with the Department of Defense in addition to working privately with individual clients on injury rehabilitation and human performance in youth, masters, and performing arts athletes. Stephen has advanced training in orthopedics, manual therapy, concussion assessment and rehabilitation, and patient-driven care. Stephen believes in treating the whole patient through evidence-based care, patient-focused goals, and clinical expertise. When he is not treating patients Stephen enjoys spending time with his family, getting strong, and petting as many dogs as possible.