Brexit and National Security: Separating Fact from Myth, 11 May 2016, <a rel="nofollow" class="external text" href="http://cht.hm/1OhMDYl">cht.hm/1OhMDYl</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/43398414@N04">Chatham House</a>
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<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/chathamhouse/26347819473/">The Rt Hon Baroness Manningham-Buller LG DCB, President, Chatham House; Chair, The Wellcome Trust; Director General of MI5 (2002-07)</a>