The Hoodoo Rootwork Correspondence Course is a teaching companion to "Hoodoo in Theory and Practice" and "Hoodoo Herb and Root Magic" by catherine yronwode, providing a private 52-week tutorial for those who want to learn how to become conjure doctors. Both theoretical and practical matters are covered in the lessons, including herbal information, magic spells, traditional techniques, historical background, how root doctors work for clients, what candle shop owners do, and other inside information not generally available to the public.