Because I said so!

by Ken Jennings

Ken Jennings wants to find out if mother and father always know best. Yes, all those years you were told not to sit too close to the television (you'll hurt your eyes!) or swallow your gum (it stays in your stomach for seven years!) or crack your knuckles (arthritis!) are called into question by our country's leading trivia guru. Jennings separates myth from fact to debunk a wide variety of parental edicts: no swimming after meals, sit up straight, don't talk to strangers, and so on. Armed with medical case histories, scientific findings, and even the occasional experiment on himself (or...