Late this summer, the National Center on Addiction and Drug Abuse at Columbia released a report showing higher risk of drug abuse in two key groups. One was in families headed by a single mother. Hayes wasn't surprised. In another study, he noted, researchers learned that committed fathers were the single most important childhood factor for developing empathy as an adult. Sons are 300 times more likely to be incarcerated.
Daughters are more likely to have children during their teen years.
Children are more likely to commit suicide.