been an explosion of video surveillance in blic spaces without any real public debate about the pros and cons That's remarkable You'd think there would be a referendum somewhere." Siegel, who doesn't fully oppose public surveillance, offers a short list of policy suggestions for ethical surveillance practices All video surveillance zones and cameras should be listed on a public register that can be easily accessed at a library or on the Internet. Access to surveillance data should be strictly limited, and material that records no criminal acts should be kept only temporarily. An individual in each community should actively assure that the regulations are enforced. In addition, every surveillance zone should include visible warning signs.