Blended families are becoming more and more common. Statistics show that 20% of American households have at least one stepparent. Some parents might find it hard to treat their stepchildren as their own, which usually strains the relationship between the parents. A man recently asked for advice about how to deal with the fact that his wife is being unfair to his son. At his stepdaughter’s birthday party, the wife told the boy to get out of a family picture because she wanted one with “just her