Amanda Poppei is the Senior Leader at Washington Ethical Society in Washington, DC, which is affilitated with both the American Ethical Union and the Unitarian Universalist Association. She is also an at-large member of the board of the UU Humanist Association.

Amanda has a Masters of Divinity from Wesley Theological Seminary in Washington, DC and a BA in Religious Studies from Yale University. She was the ministerial intern at River Road Unitarian Universalist Congregation in Bethesda, MD, and served as a chaplain at the Washington Hospital Center, where she completed a unit of Clinical Pastoral Education. In 2007, Amanda won the National Capital Area Big Sister award from Hermanos y Hermanas Mayores/Big Brothers Big Sisters for her work with a little sister, with whom she has been "matched" for more than seven years. She also received the 2006 Anti-Racism Sermon Award from the Joseph Priestly District of the Unitarian Universalist Association for a piece entitled "The Tip of the Iceberg." Amanda is a Unitarian Universalist minister, and has a strong background in interfaith work from her chaplaincy and seminary experiences. Before attending seminary, she worked as a fundraiser for a national literacy nonprofit.