Eric Michael O'Neill (born March 3, 1973) is an American former FBI counter-terrorism and counterintelligence operative. He worked and was entitled as an Investigative Specialist with the Special Surveillance Group (SSG) and played a major role in the arrest, conviction, and life imprisonment of FBI agent Robert Hanssen for spying on behalf of the Soviet Union and the Russian Federation. He is a public speaker and security expert who currently lectures internationally about espionage and national security, cybersecurity, fraud, corporate diligence and defense, hacking, pursuing dreams and surviving Hollywood.