JOANNE RUTHSATZis an assistant professor of psychology at The Ohio State University. She has been interviewed on CBS's60 Minutes, and her research has been published inIntelligence,Behavior Genetics,Human Heredity,Journal for the Education of the Gifted, andBehavioral and Brain Sciences, and has been quoted inThe Wall Street Journal,The Atlantic,Slate, andScientific American. She has a Ph.D. in experimental psychology from Case Western Reserve University.
KIMBERLY STEPHENSis a freelance journalist. She has coauthored academic papers on child prod-igies and is a member of the D.C. Science Writers Association. She is a graduate of Princeton Univer-sity and Harvard Law School.