Pretty sure that’s Edward Said... who is just as/more nutty than Khalidi.
He is a lovely man. /s
Here is a picture of him throwing rocks at Israeli soldiers.
http://en.wikipedia.org/wiki/Image:Edward_Said_thowing_a_stone_at_Israeli_soldiers.jpg
and here is a picture of his poster in the West Bank.
http://en.wikipedia.org/wiki/Image:Poster_of_Edward_Said.jpg
Thank you for the clarification.
Seeing picture at your link I think you are correct, it is Said.
Sorry for wrong info.