Charles Aprill, M.D.
Neuroradiology
New Orleans, LA

Gerald M. Aronoff, M.D.
Pain Management
Charlotte, NC

Daniel R. Benson, M.D., Ph. D.
Orthopaedic & Spine Surgery
Sacramento, CA

Nikolai Bogduk, M.D., Ph. D.
Anatomy & Spinal Pain Management
Newcastle, NSW, Australia

Charles F. Burton, M.D.
Neurological Surgery
Minneapolis, MN

John David Cassidy, D.C., M.Sc., F.C.C.S. (C)
Chiropractic& Spine Pathology  
Toronto, Ontario , Canada

Arthur Steffee, M.D.
Orthopaedic Surgery
Cleveland, OH

Terry R. Yochum, D.C., D.A.C.B.R., F.I.C.C. (Hon)
Radiology
Denver, CO

James Zucherman, M.D.
Orthopaedic & Spine Surgery
San Francisco, CA