"Having put so many of their eggs into the program-driven church basket, you can understand their shock when the research revealed that "Increasing levels of participation in these sets of activities does NOT predict whether someone's becoming more of a disciple of Christ. It does NOT predict whether they love God more or they love people more."
Speaking at the Leadership Summit, Hybels summarized the findings this way:
Some of the stuff that we have put millions of dollars into thinking it would really help our people grow and develop spiritually, when the data actually came back, it wasn't helping people that much. Other things that we didn't put that much money into and didn't put much staff against is stuff our people are crying out for."

Full article: http://www.outofur.com/archives/2007/10/willow_creek_re.html