In his new book Do Fathers Matter? What Science is Telling Us About the Parent We've Overlooked
, science writer Paul Raeburn writes of the surprising biological and genetic connections fathers have with their children. A father who's depressed during his partner's pregnancy, for instance, boosts the odds that his unborn child will be depressed. Even a grandfather's diet can affect his grandchildren's lifespan, Raeburn writes.
WEB EXCLUSIVE: In this web-exclusive interview, Ira Flatow and Raeburn talk in-depth about the effect fathers have on their children.