Conversation so far:
who was the catalyst for the spread of christianity
The apostle Paul, in particular, takes a leading role in spreading the teachings of Jesus to Gentiles.
did apostle paul have other names
Paul the Apostle was commonly known as Saint Paul and also known by his Hebrew name Saul of Tarsus.
was paul one of the twelve disciples of jesus
Paul the Apostle was an apostle (although not one of the Twelve Apostles).

Question: how many books of the bible did the apostle write
Self-contained rewrite: how many books of the bible did the apostle paul write