If prostitution is empowering, then how can the crime of trafficking exist? If prostitution is empowering, then how can anyone be forced into sexual slavery? 

Unlike other political philosophies, whether on the left or right, radical feminism offers a consistent and compassionate critique of pornography, which is a remarkable fact given the pervasive pornification of modern society. This notwithstanding, when discussing the radfem critique of porn with others the most common reaction I encounter is:

How can you possibly be anti-porn? Why do you think you can tell other people what to do?

I address these questions together, because they invariably occur together. First, is it true that asking questions about porn is the same as telling people what they should do? The topic here is what people do, so let's look at what happens when porn users do what they do.