Web company based in Oklahoma City, Okla. that works with church plants.

A church-planting support ministry begun in 2002 by planters from New Life Christian Church in Centreville, Va. The nonprofit provides organizational resources, consulting and project management services for newly formed churches.

Frank Ravitch is chair of law and religion at Michigan State University and a scholar of constitutional religious freedom protections. He is author of  several books on the Constitution’s religion clauses, including Freedom’s Edge: Religious Freedom, Sexual Freedom, and the Future of America and Masters of Illusion: The Supreme Court and the Religion Clauses.

Frank Lambert is a history professor at Purdue University in West Lafayette, Ind., and author of The Founding Fathers and the Place of Religion in America (Princeton University Press, 2003).

Carl Esbeck is a professor of law at the University of Missouri in Columbia, where he specializes in First Amendment issues, especially the Establishment and Free Exercise clauses.

John Tuskey is a lawyer in Indiana and formerly taught at Regent University’s School of Law in Virginia Beach, Va., where he specialized in constitutional law.

California-based parachurch organization that finds, trains, deploys and supports church planters. Began as the Northern California Evangelistic Association. It aims at a “church multiplication movement” through regional networks of church planters. It is affiliated with the nondenominational Christian Churches and Churches of Christ movements. Stadia’s goal is to build 5,500 new churches by 2025.

Howard Friedman is a professor of law emeritus at the University of Toledo in Ohio. He maintains a blog called Religion Clause, which tracks religious freedom-related lawsuits in the U.S. and around the world.

In 2011, Susan McPherson rejoined Wallace, Jordan, Ratliff and Brandt as an associate in Birmingham, Ala., where she specializes in appellate litigation. She is also a member of the Birmingham chapter of the Christian Legal Society.