Potomac Institute for Policy Studies Senior Fellow Amb. David Smith (Ret.) is the Director of the Potomac Institute Cyber Center.  He is a cyber security and cyber policy analyst, and a former US arms negotiator.  In a recent interview on the Internet's Blog Talk Radio show, he previewed his upcoming role at Counter Terror Expo US, which will be held in Washington, DC, on May 16 and 17. Amb. Smith will be a featured speaker at an expert panel discussion on cyber security, with a focus on the threat posed by the group Anonymous. Click here to listen to the interview in full.