Question: Roberto Gil Zuarth served as private secretary to which Mexican president who is a member of the PAN party?

Related documents: [0]  [DOC] Felipe de Jesús Calderón Hinojosa, GCB, R.E. (] ; born 18 August 1962) is a Mexican politician who served as President of Mexico from 1 December 2006, to 30 November 2012. He is a member of the National Action Party ("Partido Acción Nacional", PAN), one of the three major Mexican political parties. [END] 
[1]  [DOC] Roberto Gil Zuarth (born in Tuxtla Gutiérrez, Chiapas, 10 October 1977) is a Mexican politician affiliated with the PAN. He was Undersecretary of the Interior. He also served as Deputy between 2009 and 2011 during the 61st Legislature. He contended in 2010 for the presidency of the National Action Party against Gustavo Madero Muñoz. He was Private Secretary to Mexican President Felipe Calderón. He currently serves as Senator of the LXIII Legislature of the Mexican Congress. Since September 1, 2015 he is the President of the Mexican Senate. [END]  
Answer: Felipe Calderón
Felipe Calderón