In her new book Freedom to Think, human rights lawyer Susie Alegre explores the changing landscape of our right to freedom of thought. Its vulnerability to be influenced at every possible opportunity, by those that we don’t even know are watching. Thoughts on their own are not currently illegal, there is a protected realm in our Forum Internum. But the line is shifting and the law is scurrying to keep up. Neuro-law and brain finger printing technology are beginning to be used for intelligence gathering, leading towards it being used for evidentiary purposes in a court of law. Which begs the question, can thoughts be a criminal act?