Some critics , such as Michel Foucault , believe that in addition to its obvious function of identifying and capturing individuals who are committing undesirable acts , surveillance also functions to create in everyone a feeling of always being watched .
Critics become self - policing .
Some critics , such as Michel Foucault , believe that in addition to its obvious function of identifying and capturing individuals who are committing undesirable acts , surveillance also functions to create in everyone a feeling of always being watched , so that they become self - policing .