Dennis K. Neitzel, CPE, CESCP is Director Emeritus of AVO Training Institute, Inc., Dallas, Texas. He has over 47 years of industrial, commercial and utility electrical power systems experience in engineering, maintenance, testing and safety. Dennis is a principal committee member of the NFPA 70E Standard for Electrical Safety in the Workplace Technical Committee. He is also a co-author of the Electrical Safety Handbook published by McGraw-Hill. He can be contacted at email@example.com.