Heather Kopp Heather Kopp is an editor, bestselling author, and a Narnia fan since childhood. Her dozens of books include the God's Little Book of Guarantees series and the bestselling The Dieter's Prayer Book. With her husband she co-authored the best-selling, Powerful Prayers for Your Family (Waterbrook). She enjoys biking, Vanagon camping, and Italian cooking, especially when followed with gelato. Kopp and her writer/editor husband, David, have five adult children and live in Central Oregon . David Kopp David Kopp was the founding editor of Christian Parenting Today magazine, wr