Deborah Flemister Mullen is professor emerita at Columbia Theological Seminary in Decatur, Georgia, where she served as dean of faculty and executive vice president (the first African American woman to hold that position in a PC (USA) seminary) and later as vice president for equity, diversity, and inclusion, as well as associate professor of American Christianity and Black Church Studies. Before going to Columbia in 2010, she served at McCormick Theological Seminary for more than 20 years as both a professor and an administrator, ultimately as the founding director of the Center for African American Ministries and Black Church Studies. Mullen is ordained in the Presbyterian Church (USA) and has represented the PCUSA on the Faith and Order Commission of the National Council of Churches and in a variety of national leadership roles and internationally at ecumenical gatherings sponsored by the World Council of Churches. She has also served on the boards of the Presbyterian Publishing Corporation, the Center for Sexuality and Religion, McCormick Theological Seminary, and Colgate Rochester Crozer Divinity School. Among her published works are articles and book chapters found in the Presbyterian Survey, The Journal of the Presbyterian Historical Society, Renewing the Vision, Out of the Ashes, and Ending Racism in the Church. She was also coeditor of a collection published by the Presbyterian Church (USA) titled Ordination: Past, Present, and Future. Mullen holds an MDiv from Colgate Rochester Divinity School/Bexley Hall/Crozer Theological Seminary, and a PhD from the University of Chicago Divinity School.