General Allen led a distinguished career in the United States government, holding various senior leadership roles, including Commander of the NATO International Security Assistance Force and US Forces in Afghanistan, Deputy Commander of US Central Command, and the Deputy Marine Corps Commander in Anbar province during the war in Iraq. Allen is currently affiliated with the Brookings Institution, where he is a co-director of the Center for 21st Century Security and Intelligence, and is a senior fellow at the Merrill Center of the Johns Hopkins School of Advanced International Studies.
Welcoming General Allen to RUSI, Director-General Dr Karin von Hippel said: 'General Allen stands out as one of America’s foremost soldier-scholars and strategic thinkers. He is also a great friend of the United Kingdom. He brings to RUSI a wealth of leadership experience from some of the world’s most challenging conflicts. His ideas are proactive and practical, and we are looking forward to the contribution he will make – not just to RUSI’s research programmes but also to the international policy debate.'
Lord William Hague, RUSI's Chairman said: 'I am delighted to welcome General Allen to RUSI as a Senior Associate Fellow. With his extensive military experience in some of the world's most complex theatres of conflict, General Allen will offer fresh insight to how we think about geo-political instability in the Twenty-first century. I look forward to his timely and authoritative contributions and his appointment further underscores the outstanding breadth of human capital that RUSI can mobilise to help better understand the world's greatest security challenges.'