World Challenge, Inc. was founded by Reverend David Wilkerson in 1971. The ministry's mission is to promote and perpetuate the message of Christ through public teachings. As such, World Challenge, Inc. serves as a corporate umbrella for Reverend Wilkerson's crusades, ministers' conferences , book and tract publishing, video production, Bible schools , street evangelism, literature distribution, feeding programs, drug and alcohol rehabilitation centers and other charitable outreaches. He remains president of World Challenge, Inc. which has a mailing list to hundreds of thousands of people who regularly receive copies of his sermons and ministry updates.