He is a member of the Board of Directors for the Coalition of Tactical Medicine and serves as a TEMS Section Chair for the National Tactical Officer’s Association. Dr. Gerold has extensive experience in tactical operations and has published articles on topics related to critical care medicine, trauma care, and emergency medicine. He has special expertise in providing operational medical support during austere, out-of-hospital medical operations. He has received awards and recognition for his achievements in medicine, his service to law enforcement, and his work in providing pre-hospital emergency care.