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The effects of digital technology on the security industry require constant vigilance by security distributors, sales staff, and installation professionals. Today and for the foreseeable future, all security professionals must have at least a basic understanding of digital technology. Digital CCTV addresses this new challenge. Topics convered include compression variables such as Lossless and Lossy, which are explained by reviewing Huffman and Run Length Encoding (RLE), and by relating these forms of compression to ZIP and Stuffit, which are commonly used in personal computers

Closed-circuit television. --- Digital video.

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Electronic surveillance --- Closed-circuit television --- Crime prevention

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Closed-circuit television. --- Electronic security systems. --- Multimedia systems.

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Closed-circuit television in courtroom proceedings --- Evidence, Criminal

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Dr. Heather Morgan presents a case study on how gender stereotypes affect the thoughts and actions of CCTV operators. She describes her project, why she chose to undertake it, and the challenges of gaining access. She also highlights the importance of maintaining good relationships with studied communities, for the benefit of the community, the researcher, and other researchers who may seek access in the future.

Social sciences --- Closed-circuit television --- Stereotypes (Social psychology) --- Research