“Understanding the European Union as a global political actor: Theory, practice, and impact,” University of Bath (November 2006). “Understanding the European Union as a global political actor: Theory, practice, and impact,” University of Hull (October 2006). “Technology Change, Rule Change, and the Law of Armed Conflict: From Submarines and Poison Gas to Non-Lethal Weapons,” paper presented at the workshop “Rethinking the Rules: The Use of Force,” University of St Andrews (June 2006).