I thought that was a religious-based organization?
His devotions were recognized in 1998, when he received the Angel Network Award from Oprah Winfrey for his work with Habitat for Humanity.
http://www.thedesertsun.com/apps/pbcs.dll/article?AID=/20050131/NEWS02/501310328/1006
http://www.habitat.org/how/christian.html
Habitat for Humanity: A Christian Ministry
Habitat for Humanity International is a nonprofit, ecumenical Christian organization dedicated to eliminating substandard housing and homelessness worldwide and to making adequate, affordable shelter a matter of conscience and action. Habitat is founded on the conviction that every man, woman and child should have a simple, decent, affordable place to live in dignity and safety.