The most popular question any pregnant woman is asked, aside from "When are you due?", has got to be "Are you having a girl or a boy?" When author Andrea Buchanan, already a mom to a little girl, was pregnant with her second child, she marveled at the response of friends and total strangers alike: "Boys are wonderful," "Boys are so much better than girls," "Boys love their mothers differently than girls." This constant refrain led...