We used some of Archbishop Chaput’s writings and quotes in class. Prior to Philadelphia, Archbishop Chaput served as the Archbishop of Denver; he is the author of the book “Render unto Caesar: Serving the Nation by Living our Catholic Beliefs in Political Life”
Here is an article on the new appointment: Coming to the Archdiocese of Philadelphia: Archbishop Charles Chaput
And for those interested here is how a new Bishop is selected: USCCB - Appointing Bishops