Charles Justiz is a pilot, corporate aviation safety consultant, and the author of Specific Impulse.  Justiz works with Fortune 100 companies, advising their private aviation departments. He is a US Air Force Academy graduate, former USAF officer, and retired from NASA where he was Chief of Aviation Safety and rated as both an instructor pilot and an examiner pilot in the Astronaut T-38, the Shuttle Training Aircraft (with more than 25 years of experience and 15,000+ Shuttle approaches), the C-9 and in the 747 Shuttle Carrier. A first generation Cuban-American, Justiz holds a PhD in Engineering. For more details, see his LinkedIn profile. In his off time, Justiz is working on his next sci-fi thriller, Mass Fraction, and advising on the film version of his first novel Specific Impulse. See his TED talk below: