The lecturer is Richard Irvine, who introduces himself at the beginning. As the uploader (who talks of "a 36-hour holocaust") informs us, Irvine is
"education officer for the Ireland Palestine Solidarity Campaign and joint co-ordinator of the Palestine Education Initiative. He has taught in the Palestinian refugee camps in Lebanon and he now teaches a course exploring the Israel-Palestine conflict at Queen's University. [My emphasis] He holds qualifications in Law, History, Education and Literature."