EDGEWOOD, Md.–(BUSINESS WIRE)–Smiths Detection Inc. (SDI), a global leader in advanced threat detection and security screening technologies, announces the appointment of John S. Pistole to the Board of Directors for Smiths Detection US, LLC. Mr. Pistole brings more than three decades of public service and national security leadership to the company. He previously served as Deputy Director of the Federal Bureau of Investigation (FBI) and as Administrator of the Transportation Security Administ