Is a retired senior British Army officer and author. From March 2011 to March 2014 he served as Deputy Supreme Allied Commander Europe (NATO).
Mr. Shirreff is an Advisory Board member of the non-for profit security organisation Genderforce, aiming to fight and prevent acts of Sexual and Gender Based Violence in conflict and post-conflict situations. He is a founding partner of Strategia Worldwide, a risk management consultancy founded in 2016.
In 2016, Mr. Shirreff published a book entitled 2017: War with Russia: An Urgent Warning from Senior Military Command. It suggests that Russia could easily invade the Baltic States, that war between Russia and NATO would be possible.