Month 24 Worry: My Child Is a Late Walker/Talker. Now What?

On a day-to-day basis, I have the honor of working with families and witnessing an amazing phenomenon firsthand—parental love. All parents marvel at the miracle blossoming in front of them: "Do you see the way he holds that crayon?" "He knows all his letters!" "He got his first tooth before any of his cousins!"

But if you're like me, you've probably read too many parenting books. What if all your child's milestones are not on target? What if part of your child's development is behind the standard? When should you worry?