This article will outline two sleep training methods, including what many people know as "The Ferber Method". If you are just joining in, you may want to start from the beginning at Part 1 of my Baby Sleep Training (From No Cry to Cry) series. You may be interested in reading about the age to do cry-it-out and how cry-it-out will not change your child's personality. The Ferber / Check-and-Console Method(aka Ferberizing) This sleep training method entails allowing baby to cry while