Older siblings might not always be thrilled with the arrival of a new baby. Sibling rivalry could kick in, but there are steps parents can take to ease the transition and allay your older child's concerns. Pediatrician Dr. Cindy Gellner says involving your older child with preparations, such as choosing a name or gift for the new baby, can help. Learn some other actions parents can take to help older children adjust to a new baby in the family.