Fang Lizhi  was a Chinese astrophysicist who was expelled from the Communist Party of China.
Fang Lizhi (February 12, 1936  April 6, 2012) was a Chinese astrophysicist, vice-president of the University of Science and Technology of China, and activist whose liberal ideas inspired the pro-democracy student movement of 198687 and, finally, the Tiananmen Square protests of 1989. Because of his activism, he was expelled from the Communist Party of China in January 1987. 
