Michael Frost is professor of evangelism and missions at Morling College in Sydney, Australia, and a Baptist minister. He is the author of Exiles and the coauthor of The Shaping of Things to Come. He lives in Australia.
Alan Hirsch is founding director of Forge Mission Training Network, cofounder of Shapevine.com, and leader of Future Travelers. He is the author of numerous books, including The Forgotten Ways. Hirsch lives in the Los Angeles area.