Police enforce the law, but they must also obey it. Statutes circumscribe how law enforcement officers conduct their work. At the same time, Canadian courts have handed police many powers to stop, search, and otherwise investigate people in the pursuit of public safety and crime prevention. Ancillary Police Powers in Canada explains what these common-law police powers are; how they came to be; and, crucially, what the potential dangers are in their expanding scope. What is the dif...