7 Billion Strong: Should You Stop at One Child?

Those who worry about population explosion advocate for smaller families. But societies with many onlies face their own problems.

Gender

In the old days, it was so simple: Men hunted and women raised the kids. Then we moved out of caves, invented gender studies, and learned a bit about genetics. Now nothing is clear-cut.

Child Development

The speedy physical and psychological changes that children undergo from birth through adolescence often leave parents wondering how best to care for them at each stage. From how to talk so kids will listen to when to back off and allow them to fail, PT's experts weigh in.