Paul Rosenberg has an extensive background in the construction, data, electrical and fiber-optic trades. A leading voice in the electrical industry, he has years of experience spanning roles from apprentice to project manager. Rosenberg has written for leading electrical and low-voltage industry magazines and has authored more than 60 books. In addition, he wrote the first standard for the installation of optical cables in buildings (ANSI-NEIS-301) and was awarded a patent for a power transmission module. Rosenberg serves as a consultant and expert witness in legal cases and occasionally speaks at industry events. American Contractors Educational Services has successfully prepared candidates for state required licensing exams since 1991. A team of full time instructors comprises field experience, training expertise and formal education to formulate an effective and dynamic approach to concisely present pertinent test information in a seminar format.