Before an article is deemed appropriate to be published in a peer-reviewed journal, it must undergo the following process: 1  The author of the article must submit it to the journal editor who forwards the article to experts in the field. Because the reviewers specialize in the same scholarly area as the author, they are considered the authorâs peers (hence âpeer reviewâ).
Your baby will probably learn to sit independently between the ages of 4 and 7 months. Your baby will have mastered rolling over and holding his head up. Most babies can sit well for several minutes without support by the time they're 8 months old.
Q: When will my baby start sitting up? A: Your baby will probably master the skill of sitting up unassisted between 5 and 6 months. It's a slow process -- in order to sit up, your baby has to tackle a number of physical feats, including holding his neck steady and having control over his shoulders, lower back, and legs.