Born in Beirut in 1948; received a BA from Oxford University, UK, and a PhD in War Studies from London University; served as advisor to the Palestinian delegation to Madrid/Washington peace talks 1991-93, and as senior security advisor to PLO-Israeli talks (Taba 1993); was the co-chair of a project on Palestinian-Israeli security, sponsored by the American Academy of Arts and Sciences in 1994-95; was a Senior Associate of the Middle East Program at the Royal Institute of International Affairs (Chatham House), London, in 1995; has written widely on Middle East political and security issues; currently editor in Chief of Beirut-based quarterly Majalat ad-Dirasat al-Filistinayyah (Journal of Palestine Studies) and Senior Associate Member of St Antony’s College, Oxford; co-author of Syria and Iran; Rivalry and Cooperation (1995), Track-2 Diplomacy; Lessons from the Middle East (2004) and A Framework for a Palestinian National Security Doctrine (2005).