Career
He was an international authority on the life and writings of He was named Bishop of Meaux, 27 August 1986, consecrated on the 19 October 1986 by the archbishop of Paris, cardinal Jean-Marie Lustiger. A few months later, 7 May 1987, he was named auxiliary bishop of Bayeux-Lisieux in residence at Lisieux. He remained in this post until the 1 July 2005 at which time he retired having reached the age limit.
At first a specialist in the writings of Georges Bernanos, he subsequently devoted his attention to the personality and writings of Amongst his many editorial works, he notably participated in the centenary Edition of the works of Thérèse.
Gaucher died on the 3 July 2014 at the age of 84. Washington, District of Columbia: International Correspondence Schools , 1997.