Grounded in the Faith : An Essential Guide to Knowing What You Believe and Why, Paperback by Erisman, Kenneth; Packer, J. I. (FRW), ISBN 0801015138, ISBN-13 9780801015137, Brand New, Free shipping in the US Developed over twenty years of ministry, this user friendly discipleship guide gives individuals and small groups a foundational understanding of the faith and helps them to live it out every day.