Sandy Kress and the Westlake Hills Presbyterian Church continue their study of God's teachings in the Bible, more specifically, the commandments. Seemingly archaic, these teachings are actually fresh and instructive even for modern life. Taken together, they may be the basis for the best "self-help book" of all time. This week, the class discusses the biblical concept of "tzara'at." It's typically translated as "leprosy," but is that what it really means?