Del hosted and taught the Cross Examine television series. He also created several video series, including Who Is Jesus? and Focus on the Family’s The Truth Project, a worldview curriculum estimated to have been seen by over 12 million people worldwide. “It is hard to imagine anything more important for the Christian, especially in the times in which we live, than to stand firmly upon a solid biblical worldview foundation… one that provides a comprehensive and systematic understanding of every area of life and reality.” -Del Tackett