Heather is a freelance health and science writer. She authors the long-running Science of Kids column for the popular online parenting magazine Babble

Potty in the USA: Why we're slow to the toilet

The Daily Beast
Low Sperm Count: Why male fertility is falling

What Your Baby Remembers

The Adult Attachment Interview: How do people with bad parents go on to be good parents themselves?

The Truck in the Dollhouse: The toys that help your little girl's brain

Preventing Childhood Obesity: Healthy eating habits during pregnancy and after

The Daycare Question: Is it damaging for kids to be away from mom and dad?

Memento:  What to children remember and what do they forget?

Who's That Baby:  What children see when they look in the mirror

Monkey See, Baby Do:  What monkeys teach us about our babies intelligence

The Marshmallow Test:  How self-control predicts kids' success

The Pink and the Blue:  A new book looks at the gender divide between babies