Colin Powell, Mark Burnett, Patrick Lencioni, Dr. Brene Brown, and Willow Creek's Bill Hybels to Challenge Leaders at The Global Leadership Summit

SOUTH BARRINGTON, Ill., June 21, 2013 /PRNewswire-USNewswire/ -- Willow Creek Association, an organization that has equipped pastors and church leaders for more than 20 years, turns to world-class, forward-thinking leaders in business, education, social justice arenas, churches, and...