Camera surveillance has recently gained prominence in policy proposals on combating terrorism. We evaluate this instrument of counterterrorism as resting on the premise of a deterrence effect. Based on comparative arguments and previous evidence on crime, we expect camera surveillance to have a...

The external influence of scholarly activity has to date been measured primarily in terms of publications and citations, metrics that also dominate the promotion and grant processes. Yet the array of scholarly activities visible to the outside world are far more extensive and recently developed...