We are at the tail end of a decline in infant mortality that began just over a century ago. Babies no longer wander into open hearths or are mauled by marauding pigs. We have vaccines, lead-free educational toys, diapers that can sop up a typhoon. But we have never been more worried

We are at the tail end of a decline in infant mortality that began just over a century ago. Babies no longer wander into open hearths or are mauled by marauding pigs. We have vaccines, lead-free educational toys, diapers that can sop up a typhoon. But we have never been more worried (Nicholas Day, Baby Meets World: Suck, Smile, Touch, Toddle)