Dr. Gannon is the Staff Director of the House Select Committee on Homeland Security. Previously, he has served in the Department of Homeland Security Transition Planning Office and as Vice-Chairman of the Intellibridge Corporation. Dr. Gannon has also held the positions of Deputy Director for Intelligence at the CIA, Chairman of the National Intelligence Council, and Assistant Director of the Central Intelligence for Analysis and Production. He served as a Naval Officer in South East Asia on active duty from 1967-70 and later in the Naval Reserve as an instructor of naviagation at Navy OCS in Newport, Rhode Island.