Listening is indispensable for collaboration in mission because it unveils the ways and means of God's working on earth. After illustrating the power of listening, the author tells the story of his personal journey in the listening mode while undergoing a world inquiry in pursuit of the mission of God. Some precedents describe intentional efforts to listen that demonstrate the inherent power of the listening process. The purpose and the people listened to are discussed in relation to the World Inquiry. Mission as transformation emerges through the listening process associated with the World Inquiry.