Your recent meetings with Chinese dissidents at the White House are to be commended. However, your participation at the opening ceremony of the Olympics will send a signal to the Chinese people and the international community that could be misperceived as your approval, and that of the American people, for the draconian policies of the Chinese government. Therefore, it is essential that you unambiguously speak out for human rights and meet with the families of jailed prisoners of conscience while you are in Beijing. (In a letter to President Bush prior to his 2008 trip to Beijing's Summer Olympic Games.