Pope Francis has nominated three women to serve on a high-ranking Vatican committee that oversees the selection of new bishop in a bid to expands the roles of women in the Catholic Church. The three women are: Sister Raffaella Petrini, Sister Yvonne Reungoat and Maria Lia Zervino, Background The Dicastery for Bishops helps the pope choose new bishops (who must be male) to lead dioceses around the globe, and until now, the committee has only been made up of men. One of the new members, Sister Raffaella Petrini, already holds one of the highest positions of governorship in the Holy See after Francis last year named her the Vatican City State’s secretary general, the second-highest position of governorship in the Vatican. Also appointed to the dicastery were Sister Yvonne Reungoat, a former superior general of the religious order Daughters of Mary the Helper, which runs youth programs worldwide, and Maria Lia Zervino, the president of the World Union of Catholic Women's Organizat