Welcome to Part 4 of my Baby Temperament and Sleep Series. If you are just joining us, you may want to start with Part 1, where I define baby temperament. In part 2, I discussed baby temperament trait, intensity, and in part 3, I reviewed persistence. This article will review sensitivity. At the end of the series, I will give you a quiz to determine your child's temperament. Baby Temperament - Sensitivity Your baby's sensitivity is how aware your child is to noises and