On September 29, 2010, at the 76th International PEN Congress in Tokyo, Japan, PEN American Center President Kwame Anthony Appiah spoke about his nomination of Liu Xiaobo for the Nobel Peace Prize at an event marking 50 years of PEN advocacy on behalf of imprisoned writers. Read the full text of Kwame Anthony Appiah’s letter of nomination for Liu Xiaobo for the 2010 Nobel Peace Prize here.