- White noise
Karp points out to only have baby sleep on back and that a pacifier can help baby fall asleep, but not stay asleep (page 217). Karp recommends you only use these S's until three months of age, then it is time to wean baby and put him to bed awake.
Karp recommends you first wean the sucking (page 218). Second is swinging. Third is swaddling. Finally, the Shh... (white noise).
Karp continues this chapter with information on scheduling and co-sleeping. I figure that information is not of interest to most readers here, so if it is of interest to you, you can read the book :).