Author Description

Throughout the book, the reader will find advice from security professionals, computer wizards, and seasoned trainers. Topics include a history of access control, modern ID technology, locks, barriers, sensors, computers, wiring, communications, and system design and integration. Throughout the book, the reader will find advice from security professionals, computer wizards, and seasoned trainers. Topics include a history of access control, modern ID technology, locks, barriers, sensors, computers, wiring, communications, and system design and integration.Robert Harrell has worked in almost every phase of the security industry. He is president and co-founder of Northern Computers, Inc., sits on the board of the Security Industry Association (SIA) and serves as SIA's Education Committee chairperson. He has lectured widely and conducted training seminars on sales and technical support issues.He has worked in almost every phase of the security industry. He is president and co-founder of Northern Computers, Inc., sits on the board of the Security Industry Association (SIA) and serves as SIA's Education Committee chairperson. He has lectured widely and conducted training seminars on sales and technical support issues.