Father David Dominic Stephen is a Chaldean Catholic Priest born in Baghdad, Iraq, who moved with his family to the United States in 1999. He entered the Chaldean Seminary of Mar Abba the Great in San Diego, California, in 2009 and graduated from John Paul the Great Catholic University in Escondido, California, with a degree in Biblical Theology in 2014.

The Reverend Deacon Professor Dr. Sherman Kuek O.F.S. is a permanent deacon of the Catholic Church, a Secular Franciscan, theologian, teacher, and preacher. As a deacon, he is incardinated in the Diocese of Melaka Johor, Malaysia. As a theologian, Deacon Sherman is the Cornelius Cardinal Sim Professor of Theology and Dialogue at the Christian Institute for Theological Engagement (CHRISTE), an ecumenical and cross-disciplinary research institute.