Welcome to The Leaven Center's on-line registration system. We encourage you to sign-up for a workshop or retreat using your VISA, Discover, or MasterCard. You may also wish to visit the Leaven Boutique for books and music by people who have led events at The Leaven Center. Last, but not least, we invite you to make a donation, which we will gratefully accept. It is also possible to purchase a gift certificate on-line to help a friend attend a Leaven Center event. The Leaven Center is located in mid-Michigan, approximately half way between Lansing and Grand Rapids. The Leaven Center offers programming throughout the year that nurtures the relationship between spirituality and social justice. Leaven P.O. Box 97 Lyons, MI 48851 989-855-2606