Sister Maureen Fiedler, Ph.D., is an American activist and radio host and a member of the Sisters of Loretto (not related to the Sisters of Loreto).
She is a progressive, controversial activist within the Roman Catholic Church.
She has a long history working with interfaith coalitions on a variety of issues including: social justice, peace, anti-racism work, gender equality, human rights and female ordination in the Catholic Church.
She holds a doctorate in Government from Georgetown University.
She is the executive producer and host of the radio show Interfaith Voices, which she originated.