Mac Pier is the founder of Movement.org. He helped to birth the Concerts of Prayer Movement in 1988 in New York City. He also co-founded Movement Day in 2010 with Dr Tim Keller. He is the author of nine books including A Disruptive Gospel (Baker Books) and New York Disrupted (Movement Day Publishing). Mac and Marya have been married 40 years and have three children and five grandchildren. Pier has been a Lausanne catalyst since 2013.
