He was also a member of President Donald Trump’s transition team for NASA. Greg is the co-author, with Peter Navarro, of the book Death by China and a producer of the movie, Death by China, directed by Navarro and narrated by Martin Sheen. He is a vocal critic of U.S. engagement with and appeasement of totalitarian regimes, particularly the Communist Party of China. He is a passionate advocate for human rights and the American ideals of economic and individual liberty.