Contributing Authors

All Contributing Authors

Stephen Carr

Estimating Columnist
Stephen Carr has been in the electrical construction business since 1971. He started Carr Consulting Services—which provides electrical estimating and educational services—in 1994. Contact him at 805.523.1575 or steve@electrical-estimating.com .

Susan Casey

Freelance Writer
Susan Casey, author of "Women Heroes of the American Revolution," "Kids Inventing! A Handbook for Young Inventors," and "Women Invent! Two Centuries of Discoveries that have Changed Our World," can be reached at scbooks@aol.com or www.susancaseybooks.com .

Thomas P. Hammerberg

Life Safety Columnist
Thomas P. Hammerberg, SET, CFPS is president of Hammerberg & Associates Inc. He serves as Director of Industry Relations for the Automatic Fire Alarm Association (AFAA) Inc. and represents the association on a number of NFPA committees, including the NFPA...

Timothy Johnson

Editor—Digital
Timothy Johnson is editor—digital for ELECTRICAL CONTRACTOR magazine. Reach him at timothy.johnson@necanet.org

Tom O'Connor

Safety Columnist
Tom O'Connor is safety and regulatory affairs manager for Intec, a safety consulting, training and publishing firm that offers on-site assistance and produces manuals, training videos and software for contractors. He has significant experience working with national and international trade...

Wayne D. Moore

Fire/Life Safety Columnist
Wayne D. Moore, a licensed fire protection engineer, frequent speaker and an expert in the life safety field, is a principal member and past chair of NFPA 72, Chapter 24. Moore is a vice president with JENSEN HUGHES at the...

Wesley L. Wheeler

Director of Safety, NECA
Wes Wheeler is NECA’s director of safety and is a technical committee member on both NFPA 70 NEC and NFPA 70E; he has taught OSHA classes for the NJATC. He can be reached at wesley.wheeler@necanet.org .

William Atkinson

Freelance Writer
William Atkinson has been a full-time business magazine writer since 1976. Contact him at w.atkinson@mchsi.com .