sentences:  He is a member of the Advisory Panel of the United Kingdom Joint Services Command and Staff College, where he mentors the Higher Command and Staff Course, and lectures at Cranfield University.In January 2012 Harston delivered a Strategic Review for the UN Security Council on UNIFIL, the peacekeeping operation in Lebanon.Harston lectures at the Ignacy Jan Paderewski Polish Institute of Diplomacy and at the NATO School in Oberammergau, and at the University of Belgrade and the Foreign Ministry Diplomatic School, and at Singidunum University.