Question: John David Kuo, was an American author and an evangelical Christian, Kuo served as Special Assistant to who, he is an American politician who served as the 43rd President of the United States from 2001 to 2009?
Sentence (from "David Kuo (author)"): John David Kuo (June 26, 1968 – April 5, 2013) was an American author and an evangelical Christian.
Relevant evidence: No