More and more schools are installing security cameras in halls, classrooms and buses. Administrators say it helps protect students and staff, but some argue the practice is invasive. Guests discuss the use of surveillance cameras in schools and where to draw the line between safety and privacy.
Although it doesn't directly deal with online privacy, I thought this was really cool. It is a new form of encryption involving sending a beam of two photons with only one of them acting as a "key." It could very well be the new method of securing privacy.
One word of caution: This piece is from 2012, before we learned what the NSA was up to. It's quite possible that some of these mechanisms are now known to be insecure.
This is a PDF file of a chapter taken from a book that contains essays on many issues that arise from "big data." This chapter specifically pertains to our privacy versus security debate because it provides reasons as to why bulk data collection does not work as well as alternative options to mass surveillance.
PBS interview showing two sides of the security vs. privacy debate as it applies to the recent attacks in Paris, and all current issues of terrorism and a lack of information even with warrants. Gives a lot of good quotes from reputable sources that can be used to strengthen and support arguments.