Dr Caroline Terrenoir, President of WOOMB France (seen second from the right with other members of Billings Europe) was granted the Degree of Masters of Theology, Marriage and Family by the John Paul II Institute, Pontifical Lateran University and Universitas Cattolica S. Cordis in March of 2014.  Her Thesis (in French) on the question of whether the Billings Ovulation Method® is helpful to the love of the couple is available here.