Esau McCaulley is the Jonathan Blanchard Associate Professor of New Testament and Public Theology at Wheaton College and the pastor of All Saints Anglican Church in Naperville, Illinois. He hosts the Esau McCaulley Podcast for Holy Post Media, and is the author of numerous books, including How Far to the Promised Land: One Black Family’s Story of Hope and Survival in the American South, Reading While Black, and the children’s books Josey Johnson’s Hair and the Holy Spirit and Andy Johnson and the March for Justice. A contributing opinion writer for The New York Times, McCaulley has also been published in The Atlantic, The Washington Post, and Christianity Today.

Emmanuel Boateng, popularly known as Mind of El, is a Ghanaian self-taught digital artist. He was born and raised in the city of Kumasi in the Ashanti region. Emmanuel has created artwork for a variety of British and African celebrities, but now focuses all his attention on doing illustrations for children's books.