I don't know. I saw him in national TV channel two years ago (state owned one) giving a lecture to high school kids on quadratic equations. It was a superb lec

I don't know. I saw him in national TV channel two years ago (state owned one) giving a lecture to high school kids on quadratic equations. It was a superb lecture, and trust me he could not appear there if Erdoğan had a quarrel with him.