Q Professor Kaufmann, you used the words “chilling effect” and “tip of the iceberg”. We heard this the other day from other witnesses. Getting your head around the idea of self-censorship is like having blancmange in your hands. Frankly, there is no firm evidence for it. My problem with the …

As you cannot challenge the director, if you had an authoritarian Government, that could potentially be very difficult. The other point, to Professor Goodwin, is on employment: the Bill will not stop academics being sacked. Surely there should be something in the Bill, or some change in terms of employment …

Q Also McCarthyism, which was the reverse of that.

Professor Kaufmann: Sure, McCarthyism. All I am saying is: it is not unusual. If you have a corrupt police department or a school that is taken into special measures, government action is needed to protect liberties. This is clearly one of …

Q On that point, it is quite clear in the legislation who will decide: it will be the director of free speech, whose decisions are not even legally challengeable. To me, that is very clear.

I know that in the modern-day Conservative party there is a lot of political cross-dressing …

Q I agree, but the danger in the legislation as it is written is about those individuals. My concern is more that foreign states that want to change the direction that we argued for on freedom of speech in this country will use this to challenge academic institutions, and will …