Philippe Louis Edmé Marie François Erulin was a senior French military officer. He is best known as the Colonel Commandant of the 2nd Foreign Parachute Regiment 2e REP, who directed the military intervention in Zaïre during the Shaba II conflict against rebels of the Congolese National Liberation Front (FLNC).

La Question is a book by Henri Alleg, published in 1958. It is famous for precisely describing the methods of torture used by French paratroopers during the Algerian War from the point of view of a victim. La Question was censored in France after selling 60,000 copies in two weeks.