Thinking about security as a science: how developed is the body of knowledge?

Science can be considered as a process that generates knowledge and then organises it so that findings – in the form of testable explanations and predictions about a subject – can be tested. While science generally has a long history the subject area of security has a much more recent past and so therefore does security science. Yet this is key to building a credible body of knowledge, itself a prerequisite for being considered a profession. So what is the current state of and future possibil...