Eric Haseltine is associate director for science and technology for the Office of the Director of National Intelligence, the principal advisor to the president, the National Security Council, and the Homeland Security Council for intelligence matters related to national security. Formerly the director of research at the National Security Agency, he was also an executive vice president at Walt Disney Imagineering, where he managed the virtual reality studio and oversaw key technology initiatives. He spent 13 years with Hughes Aircraft, where he last served as director of engineering. He holds patents in the fields of laser projection, optics, head-mounted displays, animation tools, and special effects. He has also been a contributing editor to Discover magazine, where he wrote a monthly column on the brain.