I am guilty as charged and with Richelle’s help, changing my ways: NYTimes: “The Risks of Parenting While Plugged In”:

…children in higher socioeconomic homes hear an average of 2,153 words an hour, whereas those in working-class households hear only about 1,251; children in the study whose parents were on welfare heard an average of 616 words an hour.

Part of the reason the children in affluent homes she studied developed larger vocabularies by the time they were 3 is that “parents are holding kids, the kids are on their lap while the parent is reading a book,” Dr. Hart said. “It is important for parents to know when they’re talking to kids, they’re transferring affection as well as words. When you talk to people, there’s always an implicit message, ‘I like you,’ or ‘I don’t like you.’ “