Rick Chillot is a former baby and current writer and editor at Quirk Books. He has contributed to such magazines as Psychology Today, Parenting, Mental Floss, and Prevention. In his twenty-plus years in publishing he’s interviewed about a jillion scientists and doctors and therefore had no need to consult any for this book. Dustin Fenstermacher is a photographer whose work has appeared in the New York Times, Vice, the Village Voice, Washington Post Magazine, and a litany of other publications.