Heidi Baker is the CEO of Iris Global, a Christian humanitarian organization. She is also a missionary and itinerant speaker. Heidi, along with her husband founded Iris Global, a non-profit Christian ministry dedicated to charitable service and evangelism, particularly in developing nations.

In 1995 the Bakers moved to Mozambique in order to begin a new ministry focused on the care of orphaned and abandoned children. Iris Global negotiated with the Mozambican government to assume financial and administrative responsibility for a former government orphanage in Chihango, near the capital city of Maputo. Their ministry is known for its reports of miracles and deliverance. She is the author of several books on the love of the Father.