What's in a name? A lot these days, says baby-name expert Laura Wattenberg. She's the author of "The Baby Name Wizard: A Magical Method for Finding the Perfect Name for Your Baby." According to Wattenberg, "The name you choose for your baby today matters more than ever before." That's because, in recent years, parents have done away with the "baby-naming rule book." Instead of just naming their baby John or Mary, parents are taking more time to decide their children's given names -- especially since it's considered a reflection of themselves as well. The names included here are from the Social Security Administration and are the top 10 names for each sex.